12Pc HSS Drill Bit: 1/16", 5/64", 3/32", 7/64", 1/8", 9/64",5/32", 11/64", 3/16", 13/64",7/32" ,1/4"

4Pc CR-V Nut Driver Bit: 1/4", 5/16", 3/8", 7/16"

8Pc S2 Driver Bits: PH1, PH2, PH3, S1, S2, S3, SL6-8, SL8-10

1.This set is ideal for both DIY and workshop use,and is designed to satisfy most of your needs in application.

2.12Pcs titanium coated drill bits are made from Hss 4241 material for adding durability.The material of the drill bits can be changed upon customers's requirements.
3.The materials of 4pcs CR-V nut drivers and 8pcs S2 driver bits are tempered to extra hard for increasing durability.Quick change hex shank design reduces slipping in standard chucks and is compatible with all 1/4" quick-change chucks.
4.All pieces are securely inserted in the cushions of the plastic box to avoid missing.
5.Open box in double blister allows customers to fully look over the whole set intuitively.