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Drill America silver HSS drill bit with reduced shank 41/64 inch

Drill America

Drill America 41/64in HSS 1/2in Reduced Shank Silver and Deming Drill Bit pneumatic accessory

SKU CH-42H2-347AJ

A 41/64 inch HSS Silver and Deming drill bit with a 1/2 inch reduced shank and surface-treated flutes for general-purpose drilling

  • Product typeDrill Accessories
  • 41/64 inch drilling capacity from high-speed steel construction
  • Reduced 1/2 inch shank fits standard chucks on larger drills
  • Surface-treated flutes improve chip evacuation during deep holes
  • Silver and Deming design delivers 6 inch overall reach for thick workpieces

Drill America 41/64" HSS Reduced Shank Drill Bit

This 41/64 inch high-speed steel Silver and Deming drill bit features a 1/2 inch reduced shank for compatibility with standard chucks. The decimal equivalent is .6406 with a flute length of 3 inches and an overall length of 6 inches. Surface-treated flutes enhance chip evacuation and durability during demanding drilling tasks. It is designed for use with power and pneumatic tools in professional and industrial settings.

Ideal for machinists and fabricators drilling

This bit suits users needing a single large-diameter cutter with a reduced shank for 1/2 inch capacity chucks. Buyers who require a full set of incremental sizes or bits with larger shank diameters for heavy-duty rigidity should look at other options. Those needing cobalt or carbide substrates for hardened materials will need different tooling.

How it compares

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

Price $13.99
Cheaper than about 80% of the 5,493 comparable items (median $27.99).

Specifications

Product
Brand nameDrill America
Product typeDrill Accessories

Questions about this item

Does the Drill America 41/64in HSS drill bit come as a single piece or in a set, and is a 1/2in chuck required separately?

The item is a single 41/64in Silver and Deming drill bit with a 1/2in reduced shank; it fits directly into a 1/2in chuck, which is not included.

Should I choose this 41/64in .6406 decimal size or a different Silver and Deming bit for my application?

Select this bit when you need a 41/64in (.6406 decimal) hole with a 3in flute length and 6in overall length; other diameters are separate items.

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