Socket Adaptor Set Driver Hex Shank Drill Bits 1/2" 1/4" 3/8" Impact Driver Applicable area: 20-50 square meters

Applicable area: 20-50 square meters

Large bit has 3-sided shank and small bits have hex shank to prevent slip in drill chuck

also very suitable for home

Using the T-handle probe tool insert it into punctured hole and move is up and down tp expend the hold for repair

Socket Adaptor Set Driver Hex Shank Drill Bits 1/2" 1/4" 3/8" Impact Driver Applicable area: 20-50 square metersDescription: 100% Brand New Hight Quality 3pcs Socket Adapter Set Includes: 3Pcs 1 4" drive adapter, 3 8" drive adapter, and 1 2" drive adapter and each with a 1 4 inch hex shank driver socket wrench adapter set . Connect impact sockets socket wrenches sockets bits driver sockets to power cordless drill. These adapters are handy for attaching a socket sets Ratchet Sockets socket wrench Ratchet Universal Sockets Wrench to an electric drill. Spring