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IRWIN UNIBIT 1 Step Drill Bit, 13 Hole Sizes, 1/8 in to 1/2 in, 1/32 in Step

Step Drill Bit, High Speed Steel, Black Oxide, 1/8 in to 1/2 in Size Range, Hex, 1/4 in Shank Hex Size, 3 3/16 in Overall Length, Maximum Drilling Depth 1/8 in more

Irwin Unibit 3/16 to 1/2 in. x 6 in. L High Speed Steel Step Drill Bit 1 pc.

Drill a range of holes without changing bits more

Irwin Tools UniBit 3/16-Inch to 1/2-Inch Step-Drill Bit 1/4-Inch Shank 10232

This IRWIN Unibit #2 High-Speed Steel Fractional Self-Starting Step Drill Bit features a single-flute cutting edge for greater control through each of its 6 steps. The sharp SpeedPoint tip penetrates fast and helps prevent walking while the hex shank... more

#2 Unibit Self-Starting Stairstep Bit 6-Step 3/16 To 1/2 Dia 3/8 Depth

This IRWIN Unibit #2 High-Speed Steel Fractional Self-Starting Step Drill Bit features a single-flute cutting edge for greater control through each of its 6 steps. The sharp SpeedPoint tip penetrates fast and helps prevent walking while the hex shank... more

IRWIN UNIBIT 2 Step Drill Bit, 6 Hole Sizes, 3/16 in to 1/2 in, 1/16 Step

Step Drill Bit, High Speed Steel, Black Oxide, 3/16 in to 1/2 in Size Range, Hex, 1/4 in Shank Hex Size, 3 1/4 in Overall Length, Maximum Drilling Depth 5/16 in more

IRWIN UNIBIT 4 Unibit #4 Step Drill Bit, 12 Hole Sizes, 3/16 to 7/8 in, 1/16 in

Step Drill Bit, High Speed Steel, Black Oxide, 3/16 in to 7/8 in Size Range, Straight with Three Flats, 3/8 in Shank Diameter, 2 7/8 in Overall Length, Maximum Drilling Depth 1/8 in more

IRWIN 10502cb HSS Cobalt Alloy Steel Step Drill Bit Set, 3-Piece, #1, #2 & #3

Step Drill Bit Set, Cobalt Alloy Steel, Black Oxide, 1/8 in to 3/4 in Size Range, Straight with Three Flats, Number of Drill Bits 3, Shank Hex Size 1/4 in more

Vise Grip 502 3PC HSS UNIBIT SET IN KIT BAG

Features and Benefits: Non-skid self-starting tip eliminates skidding and the need for center punching Single-flute cutting edge for greater control through steps 3 flatted shank prevents slipping in drill chuck Includes: HSS #1 2 and 3 more

1 PK Irwin Unibit 1/8 In. - 1/2 In. #1 Step Drill Bit 13 Steps

Single concave flute design creates perfectly round holes in thin materials including steel brass copper and aluminum. Constructed of industrial grade high speed molybdenum steel. SpeedPoint tip for fast starts. more

1 PK Irwin Unibit 7/8 In. & 1-1/8 In. #9 Step Drill Bit 2 Steps

Single concave flute design creates perfectly round holes in thin materials including steel brass copper and aluminum. Constructed of industrial grade high speed molybdenum steel. SpeedPoint tip for fast starts. more

Irwin 6 Hole Sizes 3/16 to 1/2 Hole Diam Cobalt Speedpoint Step Drill Bit 1/16 Step Length 1/4 Hex Shank Bright Finish

Irwin 6 Hole Sizes 3/16 to 1/2 Hole Diam Cobalt Speedpoint Step Drill Bit 1/16 Step Length 1/4 Hex Shank Bright Finish more

IRWIN UNIBIT 13 HSS Step Drill Bit 1 Size, 1-1/8 w/Steps

Step Drill Bit, High Speed Steel, Black Oxide, 1-1/8 in Size Range, Straight with Three Flats, 3/8 in Shank Diameter, 2 13/16 in Overall Length more

IRWIN 10234cb Step Drill Bit, 12 Hole Sizes, 3/16 in to 7/8 in, 1/16 Step

Step Drill Bit, Cobalt, Black Oxide, 3/16 in to 7/8 in Size Range, Straight with Three Flats, 3/8 in Shank Diameter, 2 7/8 in Overall Length, Maximum Drilling Depth 1/8 in more

IRWIN UNIBIT 11 HSS Step Drill Bit 1 Size, 7/8 In w/Steps

Step Drill Bit, High Speed Steel, Black Oxide, 7/8 in Size Range, Straight with Three Flats, 3/8 in Shank Diameter, 1 13/16 in Overall Length more

1 PK Irwin Unibit 1/4 In. - 3/4 In. #3 Step Drill Bit 9 Steps

Single concave flute design creates perfectly round holes in thin materials including steel brass copper and aluminum. Constructed of industrial grade high speed molybdenum steel. SpeedPoint tip for fast starts. more

IRWIN Unibit1T Shank Step Drill Bit Titanium Nitride Coated 1/8 to 1/2 by 1/4 (15101)

Titanium Fractional Self-Starting 1/8 in-1/2 in 13 Steps Irwin Unibit Titanium Fractional Self-Starting WARNING: Some dust created by power sanding sawing grinding drilling and other construction activities contains chemicals known to the State of... more

Irwin Unibit 1/8 to 1/2 in. X 6 in. L High Speed Steel Step Drill Bit 1 pc

Drill a range of holes without changing bits more

Irwin Unibit 1/4 to 1-3/8 in. Dia. x 6 in. L High Speed Steel Step Drill Bit 7/16 in. Hex Shank

The Irwin unibit high-speed steel fractional self-starting step drill 5 1/4 inch - 1-3/8 inch is ideal for drilling clean smooth holes in mild steel copper bass aluminum plexiglass wood and laminate. Crafted of high-speed steel it has a speed point tip... more

Unibit 1/8 To 1/2 Step Drill Each

#1 Unibit; 1/8 To 1/2 Step Drill; 13 Hole Sizes From 1/8 To 1/2 In 1/32 Increments; Maximum Material Thickness 1/8 ; 3 Flatted Shank; Shank Size 1/4 ; Single Fluted Cutting Edge Assures True Round Holes & Allows Greater Control; Carded. more

Irwin 13 Hole Sizes 1/8 to 1/2 Hole Diam High Speed Steel Standard Point Step Drill Bit

Irwin 13 Hole Sizes 1/8 to 1/2 Hole Diam High Speed Steel Standard Point Step Drill Bit 1/8 Step Length 1/4 Round Shank with Flats TiN Finish more

Irwin Unibit 3/16 to 7/8 in. X 6 in. L High Speed Steel Step Drill Bit 1 pc

Drill a range of holes without changing bits more

1PC Irwin Unibit Step Drill Bit

1PC Irwin Unibit Step Drill Bit Single concave flute design creates perfectly round holes in thin materials including steel brass copper and aluminum. Constructed of industrial grade high speed molybdenum steel. SpeedPoint tip for fast starts. more

1PC Irwin Unibit Step Drill Bit

1PC Irwin Unibit Step Drill Bit Single concave flute design creates perfectly round holes in thin materials including steel brass copper and aluminum. Constructed of industrial grade high speed molybdenum steel. SpeedPoint tip for fast starts. more

Irwin 10220 Unibit Fractional Hole Enlarging Step Drill Bit #20

High Speed Steel Fractional Hole Enlarging 9/16 in to 1 in 8 Steps Irwin Unibit High Speed Steel Fractional Hole Enlarging WARNING: Some dust created by power sanding sawing grinding drilling and other construction activities contains chemicals known... more

Vise Grip 1 13 HOLE SIZES (1/8 -1/2 ) 1/32 INCREMENTS

Features and Benefits: 6 times longer life vs. the competition M35 grade Cobalt High Speed Steel Radial concave flute Speedpointâ„¢ tip Laser marked sizes Hole sizes: 1/8 - 1/2 13 steps; 1/32 increments. more

1 1/8 UNI-BIT

Features and Benefits: Penetrate holes faster than previous unibits with this fractional step drill This unibit step drill bit is ideal for drilling holes into thin materials such as stainless steel copper brass aluminum plastic and laminates... more

Vise Grip 2 6 HOLE SIZES (3/16 -1/2 ) 1/16 INCREMENTS

Features and Benefits: 6 times longer life vs. the competition M35 grade Cobalt High Speed Steel Radial concave flute Speedpointâ„¢ tip Laser marked sizes Hole sizes: 3/16 - 1/2 6 steps; 1/16 increments. more

Irwin 1/2 in. Dia. x 6 in. L High Speed Steel Drill Bit 3/8 in. Round Shank 1 pc.

Titanium Nitride coating resists heat and friction extending the cutting edge life up to 6 times that of other high-speed step drill bits. Made from premium high-speed steel for increased durability. 135-degree split-point tip starts drilling... more

IRWIN 1882790 Countersink Replacement Countersink Bit Widened Flute 1/4 in Dia Shank

Four-cutter countersink and tapered drill bit provide superior speed and ideal finish. Quick and easy changes between drilling and driving for easy one step loading. more

Irwin Multi Size in. Dia. High Speed Steel Countersink 1/4 in. Quick-Change Hex Shank 4 pc.

Four-cutter countersink and tapered drill bit provide superior speed and ideal finish. Quick and easy changes between drilling and driving for easy one step loading. more

Irwin 63932 Titanium Nitride High Speed Drill Bit 1/2 x 6

Titanium Nitride coating resists heat and friction extending the cutting-edge life up to 6 times that of other high-speed step drill bits. Made from premium high-speed steel for increased durability. 135-degree split-point tip starts drilling... more

Irwin 63928 Drill Bit Titanium Jobber Length 7/16-In. - Quantity 1

Titanium Nitride coating resists heat and friction extending the cutting edge life up to 6 times that of other high-speed step drill bits. Made from premium high-speed steel for increased durability. 135-degree split-point tip starts drilling... more

IRWIN 10233cb Step Drill Bit, 9 Hole Sizes, 1/4 in to 3/4 in, 1/16 Step

Step Drill Bit, Cobalt Alloy Steel, Black Oxide, 1/4 in to 3/4 in Size Range, Hex, 3/8 in Shank Hex Size, 3/8 in Shank Diameter, 2 1/2 in Overall Length, Maximum Drilling Depth 1/8 in more

IRWIN UNIBIT 10 HSS Step Drill Bit 1 Size, 1/2" w/Steps

Step Drill Bit, High Speed Steel, Black Oxide, 1/2 in Size Range, Hex, 1/4 in Shank Hex Size, 1 5/8 in Overall Length more

Irwin 1882791 Countersink Replacement Drill Bits #14

Four-cutter countersink and tapered drill bit provide superior speed and ideal finish. Quick and easy changes between drilling and driving for easy one step loading. more

Irwin 1882786 Countersink Replacement Drill Bits # 4

Four-cutter countersink and tapered drill bit provide superior speed and ideal finish. Quick and easy changes between drilling and driving for easy one step loading. more

Irwin 1882789 Countersink Replacement Drill Bits #10

Four-cutter countersink and tapered drill bit provide superior speed and ideal finish. Quick and easy changes between drilling and driving for easy one step loading. more

IRWIN 10239cb Cobalt Step Drill Bit 2 Sizes, 7/8-1-1/8

Step Drill Bit, Cobalt, Black Oxide, 7/8 in to 1 1/8 in Size Range, Straight with Three Flats, 3/8 in Shank Diameter, 2 7/8 in Overall Length, Maximum Drilling Depth 1/8 in more