The screwdriving bits are made from premium S2 steel for long tool life
Use for driving common or mild steel screws or case hardened screws
Set includes Insert Bits: (3)#2 Drywall, #1, (6)#2, #3 Phillips, #1, #2, #3 Pozi, #6-10, #8-10, #10-12 Slotted, #1, (4)#2, #3 Square, T-10, T-15, T-20, T-25, T-27, T-30 Star-Drive, 1/8, 5/32 and 3/16 Hex. Power Bits: (2)#2 Phillips, (2)#2 Square, #8-10 Slotted, and T-25 Star-Drive plus a magnetic bit holder and screw guide