95.8% of buyers have recommended this.
This shaft can be used for general formula hand drill chuck,also can be used for electric screwdriver screwdriver (jig 1/4) use.
Shaft head can be mounted hexagonal shank (1/4 shank) the first batch,
Mainly for environmental work computer chassis, electrical cabinets, furniture, electrical appliances and so narrow space screwdriver does not work
Material:plastic + stainless
Hex shank drill connecting portion size :6.35mm (1/4)
Intra connection Hexagon site size: 6.35mm (1/4)
Package included:
21pcs as picture(not include the electrodrill)