{"id":2130,"date":"2026-09-08T18:19:25","date_gmt":"2026-09-08T10:19:25","guid":{"rendered":"https:\/\/www.jccncmachining.com\/?p=2130"},"modified":"2026-09-07T18:25:18","modified_gmt":"2026-09-07T10:25:18","slug":"ein-loch-mehrere-entscheidungen-cnc-lochbearbeitung","status":"publish","type":"post","link":"https:\/\/www.jccncmachining.com\/de\/blog\/one-hole-several-decisions-cnc-hole-machining\/","title":{"rendered":"Ein Loch, mehrere Entscheidungen: CNC-Lochbearbeitung"},"content":{"rendered":"<article class=\"blog-post\">\n<p class=\"lead\" style=\"font-size: 20px; line-height: 2em; text-align: left;\">Ein Loch ist selten nur ein Durchmesser. <strong>CNC-Lochbearbeitung<\/strong> m\u00f6glicherweise m\u00fcssen Position, Tiefe, Geradheit, Oberfl\u00e4cheng\u00fcte, Passung, Gewinde, Senkungen, Sp\u00e4neabfuhr und die Beziehung zwischen mehreren L\u00f6chern kontrolliert werden. Bohren erzeugt eine \u00d6ffnung, aber Bohren (Ausbohren), Reiben, Interpolation und Schlichtoperationen k\u00f6nnen erforderlich sein, damit diese \u00d6ffnung in einer Baugruppe funktioniert. Dieser Leitfaden strukturiert die Entscheidung und verbindet sie mit dem breiteren <a href=\"https:\/\/www.jccncmachining.com\/de\/blog\/cnc-bearbeitungsprozess\/\" target=\"_blank\" rel=\"noopener\">\u00dcbersicht \u00fcber den CNC-Bearbeitungsprozess<\/a>.<\/p>\n<nav class=\"table-of-contents\" aria-label=\"Inhaltsverzeichnis\">\n<h2>Inhaltsverzeichnis<\/h2>\n<ul>\n<li><a href=\"#function\">Beginnen Sie damit, was das Loch leisten muss<\/a><\/li>\n<li><a href=\"#methods\">Bohren, Ausbohren, Reiben und Interpolation<\/a><\/li>\n<li><a href=\"#sequence\">Die Bearbeitungssequenz aufbauen<\/a><\/li>\n<li><a href=\"#geometry\">Sackl\u00f6cher und gestufte Merkmale<\/a><\/li>\n<li><a href=\"#control\">Sp\u00e4ne, W\u00e4rme und Durchbiegung kontrollieren<\/a><\/li>\n<li><a href=\"#inspection\">Toleranz und Pr\u00fcfung<\/a><\/li>\n<li><a href=\"#design\">Konstruktionsentscheidungen f\u00fcr bessere L\u00f6cher<\/a><\/li>\n<li><a href=\"#rfq\">RFQ-Informationen<\/a><\/li>\n<li><a href=\"#faq\">FAQs zur CNC-Lochbearbeitung<\/a><\/li>\n<\/ul>\n<\/nav>\n<section id=\"function\">\n<h2>Beginnen Sie damit, was das Loch leisten muss<\/h2>\n<p><img decoding=\"async\" width=\"1024\" height=\"576\" loading=\"lazy\" src=\"https:\/\/www.jccncmachining.com\/wp-content\/uploads\/2026\/09\/02-h2-machined-hole-functions-1024x576.webp\" alt=\"machined-hole-functions\" class=\"size-large wp-image-2182 aligncenter\" \/>\n<p style=\"font-size: 20px; line-height: 2em;\" srcset=\"https:\/\/www.jccncmachining.com\/wp-content\/uploads\/2026\/09\/02-h2-machined-hole-functions-1024x576.webp 1024w, https:\/\/www.jccncmachining.com\/wp-content\/uploads\/2026\/09\/02-h2-machined-hole-functions-300x169.webp 300w, https:\/\/www.jccncmachining.com\/wp-content\/uploads\/2026\/09\/02-h2-machined-hole-functions-768x432.webp 768w, https:\/\/www.jccncmachining.com\/wp-content\/uploads\/2026\/09\/02-h2-machined-hole-functions-1536x864.webp 1536w, https:\/\/www.jccncmachining.com\/wp-content\/uploads\/2026\/09\/02-h2-machined-hole-functions-800x450.webp 800w, https:\/\/www.jccncmachining.com\/wp-content\/uploads\/2026\/09\/02-h2-machined-hole-functions.webp 1600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>Der richtige Weg h\u00e4ngt von der Funktion ab. Ein Durchgangsloch f\u00fcr eine Schraube ben\u00f6tigt nicht denselben Prozess wie ein geriebenes Positionierloch, eine Lagerbohrung, ein K\u00fchlmittelkanal oder ein Gewinde-Sackloch.<\/p>\n<ul style=\"font-size: 20px; line-height: 2em;\">\n<li><strong>Durchgang f\u00fcr Verbindungselemente:<\/strong> Durchmesser, Position, Randabstand und Grate kontrollieren.<\/li>\n<li><strong>Passsitz:<\/strong> Gr\u00f6\u00dfe, Position, Rechtwinkligkeit, Zylindrizit\u00e4t und Bezugsverh\u00e4ltnis kontrollieren.<\/li>\n<li><strong>Lager- oder Dichtungssitz:<\/strong> Bohrungsgr\u00f6\u00dfe, Rundheit, Koaxialit\u00e4t und Oberfl\u00e4cheng\u00fcte kontrollieren.<\/li>\n<li><strong>Fluiddurchgang:<\/strong> Spanabfuhr, Schnittpunkte, Entgraten, Sauberkeit und Pr\u00fcfung planen.<\/li>\n<\/ul>\n<p style=\"font-size: 20px; line-height: 2em;\">Sobald die Funktion klar ist, kann der Lieferant entscheiden, ob Bohren ausreicht oder ob Ausbohren, Reiben, Interpolation oder ein zweiter Pr\u00fcfschritt erforderlich ist.<\/p>\n<\/section>\n<section id=\"methods\">\n<h2>Bohren, Ausbohren, Reiben und Interpolation<\/h2>\n<p><img decoding=\"async\" width=\"1024\" height=\"576\" loading=\"lazy\" src=\"https:\/\/www.jccncmachining.com\/wp-content\/uploads\/2026\/09\/03-h2-hole-machining-methods-1024x576.webp\" alt=\"hole-machining-methods\" class=\"size-large wp-image-2177 aligncenter\" \/>\n<table style=\"width: 100%; border-collapse: collapse; font-size: 18px; line-height: 1.6em;\" srcset=\"https:\/\/www.jccncmachining.com\/wp-content\/uploads\/2026\/09\/03-h2-hole-machining-methods-1024x576.webp 1024w, https:\/\/www.jccncmachining.com\/wp-content\/uploads\/2026\/09\/03-h2-hole-machining-methods-300x169.webp 300w, https:\/\/www.jccncmachining.com\/wp-content\/uploads\/2026\/09\/03-h2-hole-machining-methods-768x432.webp 768w, https:\/\/www.jccncmachining.com\/wp-content\/uploads\/2026\/09\/03-h2-hole-machining-methods-1536x864.webp 1536w, https:\/\/www.jccncmachining.com\/wp-content\/uploads\/2026\/09\/03-h2-hole-machining-methods-800x450.webp 800w, https:\/\/www.jccncmachining.com\/wp-content\/uploads\/2026\/09\/03-h2-hole-machining-methods.webp 1600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\n<thead>\n<tr>\n<th style=\"border: 1px solid #d9e2ec; padding: 10px;\">Methode<\/th>\n<th style=\"border: 1px solid #d9e2ec; padding: 10px;\">Beste Verwendung<\/th>\n<th style=\"border: 1px solid #d9e2ec; padding: 10px;\">Zentrale Planungsfrage<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border: 1px solid #d9e2ec; padding: 10px;\">Bohren<\/td>\n<td style=\"border: 1px solid #d9e2ec; padding: 10px;\">Erzeugt die anf\u00e4ngliche \u00d6ffnung<\/td>\n<td style=\"border: 1px solid #d9e2ec; padding: 10px;\">Sind Gr\u00f6\u00dfe, Position, Geradheit und Oberfl\u00e4cheng\u00fcte ausreichend?<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #d9e2ec; padding: 10px;\">Ausbohren<\/td>\n<td style=\"border: 1px solid #d9e2ec; padding: 10px;\">Korrigiert oder vergr\u00f6\u00dfert eine vorhandene Bohrung<\/td>\n<td style=\"border: 1px solid #d9e2ec; padding: 10px;\">Kann die Aufspannung die Bohrung zum Bezug ausgerichtet halten?<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #d9e2ec; padding: 10px;\">Reiben<\/td>\n<td style=\"border: 1px solid #d9e2ec; padding: 10px;\">Bearbeitet ein vorbereitetes Loch fertig<\/td>\n<td style=\"border: 1px solid #d9e2ec; padding: 10px;\">Ist das Vorbohrloch gerade und korrekt dimensioniert?<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #d9e2ec; padding: 10px;\">Kreisinterpolation<\/td>\n<td style=\"border: 1px solid #d9e2ec; padding: 10px;\">Erzeugt ein Loch mit einem Fr\u00e4ser<\/td>\n<td style=\"border: 1px solid #d9e2ec; padding: 10px;\">Werden Zug\u00e4nglichkeit, Steifigkeit, Material und Bahnsteuerung die Anforderung erf\u00fcllen?<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"font-size: 20px; line-height: 2em;\">Diese Methoden k\u00f6nnen kombiniert werden. Ein typischer Ablauf kann Ank\u00f6rnen, Bohren nahe der Tiefe und anschlie\u00dfend Reiben oder Ausspindeln umfassen, wenn die Baugruppe einen kontrollierten Endzustand erfordert.<\/p>\n<\/section>\n<section id=\"sequence\">\n<h2>Die Bearbeitungssequenz aufbauen<\/h2>\n<ol style=\"font-size: 20px; line-height: 2em;\">\n<li>Legen Sie das Bezugssystem fest, das Position und Orientierung steuert.<\/li>\n<li>Bereiten Sie den Eintritt mit Ank\u00f6rnen oder einer Fase vor.<\/li>\n<li>W\u00e4hlen Sie Bohrerl\u00e4nge, K\u00fchlmittel, Spanbruchstrategie und Tiefenzugabe.<\/li>\n<li>Verfeinern Sie mit Ausspindeln, Reiben, Interpolation, Senken oder Aufbohren.<\/li>\n<li>Entfernen Sie Grate und Sp\u00e4ne von Dichtfl\u00e4chen, Gewinden und Schnittpunkten.<\/li>\n<li>Pr\u00fcfen Sie Durchmesser, Tiefe, Position, Orientierung und Bezugsbeziehung.<\/li>\n<\/ol>\n<p style=\"font-size: 20px; line-height: 2em;\">Die Reihenfolge ist wichtig in der N\u00e4he d\u00fcnner W\u00e4nde und sich kreuzender Kan\u00e4le. Erhalten Sie Steifigkeit und Zug\u00e4nglichkeit, bis das kritische Loch fertig ist.<\/p>\n<\/section>\n<section id=\"geometry\">\n<h2>Sackl\u00f6cher und gestufte Merkmale<\/h2>\n<p><img decoding=\"async\" width=\"1024\" height=\"576\" loading=\"lazy\" src=\"https:\/\/www.jccncmachining.com\/wp-content\/uploads\/2026\/09\/04-h2-blind-through-holes-1024x576.webp\" alt=\"blind-through-holes\" class=\"size-large wp-image-2178 aligncenter\" \/>\n<p style=\"font-size: 20px; line-height: 2em;\" srcset=\"https:\/\/www.jccncmachining.com\/wp-content\/uploads\/2026\/09\/04-h2-blind-through-holes-1024x576.webp 1024w, https:\/\/www.jccncmachining.com\/wp-content\/uploads\/2026\/09\/04-h2-blind-through-holes-300x169.webp 300w, https:\/\/www.jccncmachining.com\/wp-content\/uploads\/2026\/09\/04-h2-blind-through-holes-768x432.webp 768w, https:\/\/www.jccncmachining.com\/wp-content\/uploads\/2026\/09\/04-h2-blind-through-holes-1536x864.webp 1536w, https:\/\/www.jccncmachining.com\/wp-content\/uploads\/2026\/09\/04-h2-blind-through-holes-800x450.webp 800w, https:\/\/www.jccncmachining.com\/wp-content\/uploads\/2026\/09\/04-h2-blind-through-holes.webp 1600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>Durchgangsl\u00f6cher bieten einen Austritt f\u00fcr Sp\u00e4ne und K\u00fchlmittel; Sackl\u00f6cher erfordern einen kontrollierten Bodenzustand und eine Strategie zur Spanentfernung. Die nutzbare Tiefe kann aufgrund der Bohrerspitze, Fase, Gewindeauslauf oder Bodenfreiheit geringer sein als die Bohrtiefe.<\/p>\n<table style=\"width: 100%; border-collapse: collapse; font-size: 18px; line-height: 1.6em;\">\n<thead>\n<tr>\n<th style=\"border: 1px solid #d9e2ec; padding: 10px;\">Merkmal<\/th>\n<th style=\"border: 1px solid #d9e2ec; padding: 10px;\">Risk<\/th>\n<th style=\"border: 1px solid #d9e2ec; padding: 10px;\">Define on drawing<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border: 1px solid #d9e2ec; padding: 10px;\">Through hole<\/td>\n<td style=\"border: 1px solid #d9e2ec; padding: 10px;\">Exit burr and breakthrough damage<\/td>\n<td style=\"border: 1px solid #d9e2ec; padding: 10px;\">Exit edge, deburring, position, diameter<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #d9e2ec; padding: 10px;\">Blind hole<\/td>\n<td style=\"border: 1px solid #d9e2ec; padding: 10px;\">Chip packing and uncertain usable depth<\/td>\n<td style=\"border: 1px solid #d9e2ec; padding: 10px;\">Total depth, usable depth, bottom form, cleanliness<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #d9e2ec; padding: 10px;\">Counterbore or countersink<\/td>\n<td style=\"border: 1px solid #d9e2ec; padding: 10px;\">Seat depth and coaxiality<\/td>\n<td style=\"border: 1px solid #d9e2ec; padding: 10px;\">Standard, diameter, angle or depth<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/section>\n<section id=\"control\">\n<h2>Sp\u00e4ne, W\u00e4rme und Durchbiegung kontrollieren<\/h2>\n<p><img decoding=\"async\" width=\"1024\" height=\"576\" loading=\"lazy\" src=\"https:\/\/www.jccncmachining.com\/wp-content\/uploads\/2026\/09\/05-h2-deep-hole-chip-control-1024x576.webp\" alt=\"deep-hole-chip-control\" class=\"size-large wp-image-2179 aligncenter\" \/>\n<p style=\"font-size: 20px; line-height: 2em;\" srcset=\"https:\/\/www.jccncmachining.com\/wp-content\/uploads\/2026\/09\/05-h2-deep-hole-chip-control-1024x576.webp 1024w, https:\/\/www.jccncmachining.com\/wp-content\/uploads\/2026\/09\/05-h2-deep-hole-chip-control-300x169.webp 300w, https:\/\/www.jccncmachining.com\/wp-content\/uploads\/2026\/09\/05-h2-deep-hole-chip-control-768x432.webp 768w, https:\/\/www.jccncmachining.com\/wp-content\/uploads\/2026\/09\/05-h2-deep-hole-chip-control-1536x864.webp 1536w, https:\/\/www.jccncmachining.com\/wp-content\/uploads\/2026\/09\/05-h2-deep-hole-chip-control-800x450.webp 800w, https:\/\/www.jccncmachining.com\/wp-content\/uploads\/2026\/09\/05-h2-deep-hole-chip-control.webp 1600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>As diameter decreases, depth increases, or material becomes more ductile or abrasive, the tool has less room to carry chips out. Recutting chips can create heat, wear, poor finish, or tool breakage.<\/p>\n<ul style=\"font-size: 20px; line-height: 2em;\">\n<li>Use pecking or chip breaking when depth and material require it.<\/li>\n<li>Deliver coolant or air where it can evacuate chips.<\/li>\n<li>Keep tool reach and runout under control.<\/li>\n<li>Use rigid workholding and preserve support around the hole.<\/li>\n<li>Plan cleaning for blind, intersecting, or fluid-channel features.<\/li>\n<\/ul>\n<p style=\"font-size: 20px; line-height: 2em;\">There is no universal maximum drilling depth: the practical limit depends on diameter, ratio, tool, material, machine, coolant, tolerance, and hole condition.<\/p>\n<\/section>\n<section id=\"inspection\">\n<h2>Toleranz und Pr\u00fcfung<\/h2>\n<p><img decoding=\"async\" width=\"1024\" height=\"576\" loading=\"lazy\" src=\"https:\/\/www.jccncmachining.com\/wp-content\/uploads\/2026\/09\/06-h2-hole-tolerance-inspection-1024x576.webp\" alt=\"hole-tolerance-inspection\" class=\"size-large wp-image-2180 aligncenter\" \/>\n<p style=\"font-size: 20px; line-height: 2em;\" srcset=\"https:\/\/www.jccncmachining.com\/wp-content\/uploads\/2026\/09\/06-h2-hole-tolerance-inspection-1024x576.webp 1024w, https:\/\/www.jccncmachining.com\/wp-content\/uploads\/2026\/09\/06-h2-hole-tolerance-inspection-300x169.webp 300w, https:\/\/www.jccncmachining.com\/wp-content\/uploads\/2026\/09\/06-h2-hole-tolerance-inspection-768x432.webp 768w, https:\/\/www.jccncmachining.com\/wp-content\/uploads\/2026\/09\/06-h2-hole-tolerance-inspection-1536x864.webp 1536w, https:\/\/www.jccncmachining.com\/wp-content\/uploads\/2026\/09\/06-h2-hole-tolerance-inspection-800x450.webp 800w, https:\/\/www.jccncmachining.com\/wp-content\/uploads\/2026\/09\/06-h2-hole-tolerance-inspection.webp 1600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>A hole can have the correct diameter and still fail because it is misplaced, tilted, tapered, rough, or too shallow. Inspection should follow the feature control frame and mating function.<\/p>\n<table style=\"width: 100%; border-collapse: collapse; font-size: 18px; line-height: 1.6em;\">\n<thead>\n<tr>\n<th style=\"border: 1px solid #d9e2ec; padding: 10px;\">Merkmal<\/th>\n<th style=\"border: 1px solid #d9e2ec; padding: 10px;\">Warum es wichtig ist<\/th>\n<th style=\"border: 1px solid #d9e2ec; padding: 10px;\">Possible inspection<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border: 1px solid #d9e2ec; padding: 10px;\">Diameter and fit<\/td>\n<td style=\"border: 1px solid #d9e2ec; padding: 10px;\">Clearance, interference, sealing, or locating<\/td>\n<td style=\"border: 1px solid #d9e2ec; padding: 10px;\">Pin gauge, bore gauge, micrometer, or CMM<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #d9e2ec; padding: 10px;\">Position<\/td>\n<td style=\"border: 1px solid #d9e2ec; padding: 10px;\">Assembly alignment and bolt-pattern function<\/td>\n<td style=\"border: 1px solid #d9e2ec; padding: 10px;\">Datum-based CMM or coordinate inspection<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #d9e2ec; padding: 10px;\">Depth and bottom<\/td>\n<td style=\"border: 1px solid #d9e2ec; padding: 10px;\">Thread engagement or fastener clearance<\/td>\n<td style=\"border: 1px solid #d9e2ec; padding: 10px;\">Depth gauge, probe, or CMM<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"font-size: 20px; line-height: 2em;\">Measure the hole from the part datum and its mating feature, not only from an arbitrary edge. The <a href=\"https:\/\/www.jccncmachining.com\/de\/uber-uns\/qualitat\/\" target=\"_blank\" rel=\"noopener\">CNC quality information<\/a> can support discussion of reports and measurement requirements.<\/p>\n<\/section>\n<section id=\"design\">\n<h2>Konstruktionsentscheidungen f\u00fcr bessere L\u00f6cher<\/h2>\n<ul style=\"font-size: 20px; line-height: 2em;\">\n<li>Use standard drill, reamer, and thread sizes where function allows.<\/li>\n<li>Provide a stable entry face and enough edge distance.<\/li>\n<li>Define blind-hole usable depth separately from total depth.<\/li>\n<li>Avoid tight holes next to unsupported thin walls unless required.<\/li>\n<li>State whether a hole is clearance, locating, bearing, sealing, fluid, or threaded.<\/li>\n<li>Specify deburring and cleanliness for internal features.<\/li>\n<\/ul>\n<p style=\"font-size: 20px; line-height: 2em;\">These choices make the requirement easier to manufacture, inspect, and communicate without weakening the design intent.<\/p>\n<\/section>\n<section id=\"rfq\">\n<h2>RFQ-Informationen<\/h2>\n<ol style=\"font-size: 20px; line-height: 2em;\">\n<li>Current 3D model and 2D drawing with callouts, datums, and revision.<\/li>\n<li>Hole type, diameter, depth, fit, position, orientation, thread, and surface requirements.<\/li>\n<li>Material grade, condition, thickness, quantity, and prototype or production status.<\/li>\n<li>Deburring, cleaning, pressure, leak, coating, and assembly requirements.<\/li>\n<li>Inspection report, first article, sampling, traceability, and packaging expectations.<\/li>\n<\/ol>\n<\/section>\n<section id=\"faq\">\n<h2>FAQs zur CNC-Lochbearbeitung<\/h2>\n<h3>What is the difference between drilling, boring, and reaming?<\/h3>\n<p style=\"font-size: 20px; line-height: 2em;\">Drilling creates the initial hole, boring enlarges or corrects it, and reaming removes a controlled final allowance to improve size and surface condition.<\/p>\n<h3>When does a drilled hole need reaming?<\/h3>\n<p style=\"font-size: 20px; line-height: 2em;\">Consider reaming when the final size and finish must be more controlled than the drilling route can reliably provide.<\/p>\n<h3>How are deep holes kept accurate?<\/h3>\n<p style=\"font-size: 20px; line-height: 2em;\">Accuracy depends on depth ratio, tool rigidity, guidance, coolant, chip evacuation, machine condition, material, and inspection.<\/p>\n<h3>Why can a hole be the right size but still fail?<\/h3>\n<p style=\"font-size: 20px; line-height: 2em;\">It may be misplaced, tilted, tapered, rough, too shallow, or not aligned with the datum or mating feature.<\/p>\n<h3>What should be specified for a blind hole?<\/h3>\n<p style=\"font-size: 20px; line-height: 2em;\">Specify diameter, usable and total depth, bottom condition, thread or fit, position, chamfer, burr limits, cleanliness, and mating clearance.<\/p>\n<\/section>\n<p style=\"font-size: 20px; line-height: 2em;\">Effective CNC hole machining starts with the part\u2019s function and ends with evidence that the hole will assemble, seal, locate, carry a fastener, or carry a fluid as intended. Separating drilling, refining, deburring, cleaning, and inspection decisions prevents a simple diameter callout from hiding a difficult manufacturing requirement.<\/p>\n<\/article>\n<p><script type=\"application\/ld+json\">{\n    \"@context\": \"https:\\\/\\\/schema.org\",\n    \"@type\": \"BlogPosting\",\n    \"headline\": \"One Hole, Several Decisions: CNC Hole Machining\",\n    \"author\": {\n        \"@type\": \"Organization\",\n        \"name\": \"JUCHENG CNC Machining\"\n    },\n    \"publisher\": {\n        \"@type\": \"Organization\",\n        \"name\": \"JUCHENG CNC Machining\"\n    },\n    \"description\": \"A practical CNC hole machining guide covering drilling, boring, reaming, deep holes, tolerances, inspection, and design decisions.\"\n}<\/script><\/p>","protected":false},"excerpt":{"rendered":"<p>A hole is rarely just a diameter. CNC hole machining may need to control location, depth, straightness, finish, fit, threads, countersinks, chip evacuation, and the relationship between several holes. Drilling creates an opening, but boring, reaming, interpolation, and finishing operations may be needed to make that opening function in an assembly. This guide organizes the [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":2181,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2130","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/www.jccncmachining.com\/de\/wp-json\/wp\/v2\/posts\/2130","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.jccncmachining.com\/de\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.jccncmachining.com\/de\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.jccncmachining.com\/de\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.jccncmachining.com\/de\/wp-json\/wp\/v2\/comments?post=2130"}],"version-history":[{"count":1,"href":"https:\/\/www.jccncmachining.com\/de\/wp-json\/wp\/v2\/posts\/2130\/revisions"}],"predecessor-version":[{"id":2191,"href":"https:\/\/www.jccncmachining.com\/de\/wp-json\/wp\/v2\/posts\/2130\/revisions\/2191"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.jccncmachining.com\/de\/wp-json\/wp\/v2\/media\/2181"}],"wp:attachment":[{"href":"https:\/\/www.jccncmachining.com\/de\/wp-json\/wp\/v2\/media?parent=2130"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.jccncmachining.com\/de\/wp-json\/wp\/v2\/categories?post=2130"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.jccncmachining.com\/de\/wp-json\/wp\/v2\/tags?post=2130"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}