Woodworking Hole Countersink Drill Bit Dual Purpose Multi-function Screw

Product features:
1. Easily switch between bits in seconds
2. Swivel head flips & locks from drilling to driving
3. Works with your own power drill
4. Applicable scene: home
5. Features: mini, detachable, multi-function

Set Includes:
1. 1* half time drill driver
2. 8* phillips bits (2 each: PH0, PH1, PH2, PH3)
3. 8* flathead bits (2 each: 1/8" 3.2mm, 5/32" 4mm, 3/16" 4.8mm, 1/4" 6.3mm)
4. 2* countersink bits ( 3/32" 2.4mm, 1/8" 3.2mm)
5. 1* allen wrench
6. 1* storage case