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

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

IRONANT Titanium Step Drill Bit, 1/4 to 1-3/8 Step Bit for Metal, 10 Sizes HSS Step Drill Unibit : Industrial & Scientific

Anfrere 3 Sizes M2 Step Drill Bit, 7/8, 1-1/8, 1-3/8 Black Cone Drill Bits for Steel Metal Sheet Hole Drilling Cutting, Multiple Hole Sprial Unibit, Stepped Up Bits Home Tools

Lichamp Unibit Step Drill Bit for Metal, Genuine M2 Drill Stepper Bit for Hard Metal Heavy Duty, 12 Sizes from 3/16 to 7/8, Dual Straight Grooved with Hex Drive, A3BK

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.

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

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