BISS: Drill America DWDRSD Series Qualtech High-Speed Steel Economy Reduced-Shank Drill Bit, Black Oxide Finish, 1/2" Round Shank, Spiral Flute, 118 Degrees Conventional Point, 39/64" Size (Pack of 1) - Drill America

BISS: YG-1 D1191 High Speed Steel Split Point 3 Flat Black/Gold Silver/Deming Drill Bit, 118 Degree, 39/64" Diameter x 6" Length (Pack of 1) - YG-1

Home Improvement: 39/64" High Speed Steel 1/2" Shank Drill Bit (S + D type drill) - Drill Bits - 1/2 Shank - S&D type

BISS: Drill America D/ACO Series Cobalt Steel Premium Quality Reduced-Shank Drill Bit, Gold Oxide Finish, Round Shank, Spiral Flute, 135 Degrees Split Point, 39/64" Size (Pack of 1) - Drill America

Home Improvement: Bosch BL2166 39/64-Inch Black Oxide 1/2-Inch Red - Bosch

Home Improvement: 39/64 HSS BPD 6 X 1/2 - WL Fuller

BISS: Drill America DWDBL39/64 HSS Drill Blank, 39/64" - Drill America

BISS: Precision Twist R56CO Cobalt Steel Reduced Shank Drill Bit, Black and Gold Oxide Finish, 1/2" Reduced Shank, 118 Degree Split Point, 39/64" - Precision Dormer

Home Improvement: Viking Drill and Tool 29610 Type 280-UB Magnum Super Premium Reduced Shank Drill Bit, 39/64" - Viking

BISS: Precision Dormer R56 39/64 Reduced Shank Drill Silver and Deming with 1/2 Shank, HSS, Size 39/64 - Precison-Dormer LLC

BISS: 39/64 Cobalt Heavy Duty Jobber Length Drill Bit - Drill America

BISS: RedLine Tools RD42939 - 39/64" Silver & Deming, General Purpose, 118° Point Angle, 6.0000" Length, .6094" Diameter, 3.0000" Flute Length, Black Oxide, HSS (High-Speed Steel) Drill - RedLine Tools

BISS: Drill America KFDRSD Series Killer Force High-Speed Steel Reduced-Shank Drill Bit, Black/Gold Oxide Finish, Round with 3-Flats Shank, Spiral Flute, 135 Degrees Split Point, 39/64" Size (Pack of 1) - Drill America

Home Improvement: Champion US12-39/64 Contractor Grade 39/64-Inch Silver and Deming Drill 1/2-Inch Shank - Champion Cutting Tool

BISS: Alvord Polk 127-0 High-Speed Steel Chucking Reamer, Straight Flute, Round Shank, Uncoated Finish, Size: 39/64 " - Alvord Polk

Home Improvement: Grizzly G9432 Chucking Reamer, HSS 39/64-Inch - Grizzly

Home Improvement: 1/2" Reduced Shank Silver & Deming HSS Drill Bits - 39/64 hanson 1/2 sh s&d - Irwin

Home Improvement: 13 Piece Drill Bit Set in a Convenient Carrying Case - Sizes:1/16, 5/64, 3/32, 7/64, 1/8, 9/64, 5/32, 11/64, 3/16, 13/64,7/32, 15/64,1/4 Inch - Supply Guru

Home Improvement: Champion XG12-39/64 Black Gold 39/64-Inch Silver and Deming Drill Bit - Champion Cutting Tool

BISS: Drill America D/ARSD Series High-Speed Steel Premium Quality Reduced-Shank Drill Bit, Black Oxide Finish, 1/2" Round Shank, Spiral Flute, 118 Degrees Conventional Point, 39/64" Size (Pack of 1) - Drill America

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