Walter Surface Technologies

Drillco Combined Drill and Countersink, Imperial Plain, Series: 3500, 1/4 in Drill Size - Fraction, 0.25 in Drill Size - Decimal Inch, 1/4 in Point Dia, 5/8 in Body Dia, 3-1/4 in Overall Length, 5/8 in Shank, 60 deg Point, 60 deg Included Angle, Right Hand Cutting, HSS Cutting Edge, HSS, Uncoated

DRILLCO Mechanics Length Drill Set, Series: 350N, Imperial System of Measurement, 1/16 in Minimum Drill Bit Size, 1/2 in Maximum Drill Bit Size, 135 deg Drill Point Angle, 29 Piece, Specifications: 3-Flats Shank, HSS, Oxide Treated

Drillco Countersink, Imperial, Series: 3600E, 3/16 in Body Dia, 1-1/2 in Overall Length, Round Shank, 3/16 in Shank Dia, 1 Flutes, Right Hand Cutting, 82 deg Included Angle, HSS, Uncoated

Drillco Countersink, Imperial, Series: 3600E, 1/4 in Diameter Body, 2 in Overall Length, Round Shank, 1/4 in Shank Diameter, 1 Flutes, Right Hand Cutting Direction, 82 deg Included Angle, HSS, Uncoated

Drillco Countersink, Imperial, Series: 3600E, 5/16 in Body Dia, 2 in Overall Length, Round Shank, 1/4 in Shank Dia, 1 Flutes, Right Hand Cutting, 82 deg Included Angle, HSS, Uncoated

Drillco Countersink, Imperial, Series: 3600E, 3/8 in Body Dia, 2 in Overall Length, Round Shank, 1/4 in Shank Dia, 1 Flutes, Right Hand Cutting, 82 deg Included Angle, HSS, Uncoated