#4 Step Drill Bits, 3/16" - 7/8" , 1/16" Increments, High Speed Steel

• Black oxide finish prevents corrosion and has great capacity to work with drilling lubricants
• Speed start tip prevents bit walking and allows faster penetration
• Shank Size

Specifications:
Material: High Speed Steel
Max. Drill Size: 7/8"
Min. Drill Size: 3/16"
Drill Increment: 1/16"
Overall Length: 1-1/2"
Flute Type: Straight
Shank Size: 3/8"
Shank Shape: 3-Flat
Finish: Black Oxide