Lichamp Unibit Step Drill Bit for Metal, Genuine M2 Drill Stepper Bit for Hard Metal Heavy Duty, 11 Sizes from 1/4 to 1-3/8, Dual Straight Grooved

1 ) One bit for 11 hole sizes 1/4, 25/64, 35/64, 11/16,13/16, 7/8, 1,1-1/8, 1-7/32, 1-1/4, 1-3/8, so you can drill up holes with different

Step Drill Bits - Drill Bits - The Home Depot

1 ) High-visibility silver targets for primary 19 hole sizes; come with 19 sizes (3/16, 9/32, 3/8, 7/16, 17/32, 5/8, 11/16, 25/32, 7/8,

Lichamp Unibit Step Drill Bit for Metal, Genuine HSS M2 Impact Wrench Stepper Bit for Hard Metal Heavy Duty, 19 Sizes from 3/16 to 1-3/8, Dual

Lichamp Jumbo 2-3/8 Unibit Step Drill Bit for Metal, Extra Large Drill Stepper Bit for Hard Metal Heavy Duty, 12 Sizes from 1/4 to 2-3/8, Spiral Grooved, C5BK : Industrial

Step Drill Bits at

MACXCOIP Four Sprial Flute M35 Cobalt Step Drill Bit, 1/4-1-1/8 Ultra TiAIN Coated Unibit Step Bit, 1/4 Hex Shank Drill Bit for Metal, Stainless

1 ) One bit for 19 hole sizes 3/16, 9/32, 3/8, 7/16, 17/32, 5/8, 11/16, 25/32, 7/8, 29/32. 31/32, 1, 1-1/16, 1-1/8, 1-5/32, 1-7/32,

Lichamp Unibit Step Drill Bit for Metal, Genuine M2 Drill Stepper Bit for Hard Metal Heavy Duty, 19 Sizes from 3/16 to 1-3/8, Spiral Grooved with

1 ) Genuine M2 high speed steel with the black coating ensures durability and sharpness, reduces the friction, runs cooler, performs well in heat,

Lichamp Step Drill Bit Set for Metal Sheet Heavy Duty, 4-Piece Genuine M2 HSS Step Up Down Drill Bits Stepper Unibit for Steel Hole, 28 Sizes from 1/8

Lichamp Jumbo 2-3/8 Unibit Step Drill Bit for Metal, Extra Large Drill Stepper Bit for Hard Metal Heavy Duty, 12 Sizes from 1/4 to 2-3/8, Spiral Grooved, C5BK : Industrial

1 ) High-visibility targets for primary 19 hole sizes; come with 19 sizes (3/16, 9/32, 3/8, 7/16, 17/32, 5/8, 11/16, 25/32, 7/8, 29/32.