We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Silver and Deming HSS drill bit, 39/64 inch, reduced flatted shank

Drill America

Drill America D/A3F39/64 39/64" HSS reduced-shank Silver & Deming drill bit pneumatic accessory

SKU CH-GAB2-0NMP9 MPN D/A3F39/64

A 39/64-inch HSS Silver & Deming drill bit with a 1/2-inch reduced shank and three-flatted surface-treated flutes

  • Product typeDrill Accessories
  • 39/64 inch HSS bit drills large holes cleanly
  • 1/2 inch reduced shank fits standard chucks securely
  • Three-flatted shank prevents slipping under high torque
  • Silver & Deming design reaches deep into workpieces

39/64" HSS Silver & Deming Drill Bit

This Drill America bit is a high-speed steel cutting tool with a reduced 1/2 inch shank. It features three-flatted shanks and surface-treated flutes for secure chuck grip and chip evacuation. The decimal equivalent is .6094 with a flute length of 3 and overall length of 6.

Suits large-diameter drilling in metal

This bit suits machinists and maintenance technicians enlarging existing holes to 39/64 inch in steel or cast iron. The reduced shank fits standard 1/2 inch drill chucks without a special holder. Buyers needing smaller step sizes, metric diameters, or cobalt substrate for high-heat alloys should look at something else.

How it compares

Measured against everything we stock in Bits, Hole Saws & Accessory Kits, at today’s prices. Recalculated every night.

Price $11.99
Cheaper than about 84% of the 5,493 comparable items (median $27.99).

Specifications

Product
Brand nameDrill America
Model nameD/A3F39/64
Product typeDrill Accessories

Questions about this item

Will this 39/64" drill bit fit my 1/2" chuck?

Yes, the reduced shank is sized for a 1/2" chuck so the bit mounts directly without an adapter.

Can I use this Silver & Deming bit in a handheld drill?

The 3-flatted shank prevents slipping in a standard 1/2" drill chuck, making it suitable for handheld use.

More in Bits, Hole Saws & Accessory Kits

Similar items