12-Pack #19 .1660” Stub Cobalt Drill Bits – 135° Split Point, M42 HSS-Co8, USA-Made By Rocky Mountain Twist
12-Pack #19 .1660” Stub Cobalt Drill Bits – 135° Split Point, M42 HSS-Co8, USA-Made By Rocky Mountain Twist
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12-Pack #19 .1660” Stub Cobalt Drill Bits – 135° Split Point, M42 HSS-Co8, USA-Made By Rocky Mountain Twist

4 stars out of 3 reviews
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12 ratings

About this item

Precision drilling starts here.

9/16 Cobalt Heavy Duty Split Point Stub Drill Bit

This 12-pack of #19 stub-length cobalt bits from Rocky Mountain Twist is made in the USA from M42 HSS-Co8—that’s 8% cobalt, serious hardness.

12pcs #19 .1660Dia. Stub Cobalt Drill 135°Split Pnt. USA RMT 95006318

135° split point walks less and starts clean.

12pcs #20 .1610Dia. Stub Cobalt Drill 135°Split Pnt. USA RMT 95006319

Stub length means less flex and more control.

12pcs 'D' .2460 Dia. Jobber Length Cobalt Drill 135°Split Pnt. USA RMT

.1660” diameter, 2.125” overall, right hand cut.

12pcs #16 .1770Dia. Stub Cobalt Drill 135°Split Pnt. USA RMT 95006315

Screw machine style, uncoated, ready for tough materials.

19 Cobalt Drill Bit: Stub Length CD60319

If you know drills, you know these are the good ones.

$ 16.00
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