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Drilling Speed & Feed — Brass C360

HSS drill RPM, feed and time-per-hole for Brass C360 from handbook cutting data.

0
Spindle speed (rpm)
0
Plunge feed (mm/min)
0
Time per hole (s)

Standard-rake drills self-feed and grab violently in brass. Stone a small flat on the cutting lips (zero rake) and brass becomes the friendliest drilling material in the shop.

Formula

n = 1000·Vc/(π·D) · vf = n·fr · t = depth/vf
References: Machinery's Handbook, 31st ed. — Speeds and Feeds; Kalpakjian & Schmid, Manufacturing Engineering and Technology, 7th ed., ch. 21

Note: Catalog starting values only — always confirm against your tool maker's data sheet and cut a test part. Machine rigidity, coolant and workholding shift real-world numbers.

HSS drill RPM, feed and time-per-hole for Brass C360 from handbook cutting data. A free cnc machining: speeds, feeds & tool wear tool — no sign-up, no upload, instant results in your browser.

About Drilling Speed & Feed — Brass C360

Drilling Speed & Feed — Brass C360 computes the governing relationship n = 1000·Vc/(π·D) · vf = n·fr · t = depth/vf live as you type. Standard-rake drills self-feed and grab violently in brass. Stone a small flat on the cutting lips (zero rake) and brass becomes the friendliest drilling material in the shop. Defaults are pre-filled with realistic values for this exact scenario, and the worked example substitutes your numbers step by step so the math is never a black box.

How to use Drilling Speed & Feed — Brass C360

  1. 1Enter your values — Drill diameter D, Cutting speed Vc, Feed per rev, Hole depth (sensible defaults are pre-filled).
  2. 2Read the live results: Spindle speed, Plunge feed, Time per hole.
  3. 3Check the "with your numbers" line to see n = 1000·Vc/(π·D) · vf = n·fr · t = depth/vf substituted step by step.
  4. 4Adjust inputs until the scenario matches yours, then copy or share the result.

Why use Drilling Speed & Feed — Brass C360?

  • Instant, free and private — every calculation runs client-side in your browser; nothing is uploaded
  • Built on the stated formula n = 1000·Vc/(π·D) · vf = n·fr · t = depth/vf with authoritative sources cited on the page (Machinery's Handbook, 31st ed. — Speeds and Feeds; Kalpakjian & Schmid, Manufacturing Engineering and Technology, 7th ed., ch. 21)
  • Standard-rake drills self-feed and grab violently in brass.
  • SI ⇄ Imperial toggle converts your inputs in place, so you can work in the units your drawings use

Frequently asked questions

What formula does the drilling speed & feed — brass c360 use?+

It evaluates n = 1000·Vc/(π·D) · vf = n·fr · t = depth/vf, exactly as published. Sources: Machinery's Handbook, 31st ed. — Speeds and Feeds; Kalpakjian & Schmid, Manufacturing Engineering and Technology, 7th ed., ch. 21. The substituted worked example on the page lets you verify every step against the textbook.

How should I read the result — and how far can I trust it?+

Standard-rake drills self-feed and grab violently in brass. Catalog starting values only — always confirm against your tool maker's data sheet and cut a test part. Machine rigidity, coolant and workholding shift real-world numbers.

When is this calculator the right tool for the job?+

HSS drill RPM, feed and time-per-hole for Brass C360 from handbook cutting data. A free cnc machining: speeds, feeds & tool wear tool. Stone a small flat on the cutting lips (zero rake) and brass becomes the friendliest drilling material in the shop. For neighbouring scenarios, the related tools below cover the same engine with different presets.

Does it support both metric and imperial units?+

Yes — the SI ⇄ Imperial toggle converts the values already in the fields, preserving the physical quantity, so you can flip mid-calculation without re-entering anything.

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