SCREW MACHINE DRILL

🇺🇸 HTC solid carbide screw machine drills — made in Michigan, USA. Stub-length drills with a 135° self-centering split point: shorter and more rigid than jobber length, less deflection, minimal walking. 115 sizes from 0.0400" (#60) to 3/4", 2 flute, uncoated, in stock at direct pricing.

Know your size? Jump straight to it

Accepts decimal (0.2500), fraction (1/4), wire gauge (#7), letter (F) or metric (6mm) — we convert it for you.

Or browse by diameter range

Up to 1/16" (8) 1/16"–1/8" (23) 1/8"–3/16" (22) 3/16"–1/4" (21) 1/4"–5/16" (13) 5/16"–3/8" (11) 3/8"–7/16" (9) 7/16"–1/2" (4) Over 1/2" (4)

Tapping a hole? Tap Drill Size Chart · Need deeper reach? Jobber Length Drills · Finish the hole to size: Solid Carbide Reamers · Speeds & Feeds Calculators · Troubleshooting