1/2" Impact Driver

Loosens hard-to-turn screws, bolts or nuts handle design prevents possibility of hitting hand with hammer when striking impact driver bit holder 1/2" drive and 5/16" hex for phillips and flat screwdriver bits includes eight screwdriver bits: see product description for details easy to use loosens hard-to-turn screws, bolts or nuts. handle design prevents possibility of hitting hand with hammer when striking impact driver. bit holder 1/2 in. drive and 5/16 in. hex for phillips and flat screwdriver bits. includes eight screwdriver bits: no. 2 phillips bit, 1-3/8 in. long with 5/16 in. hex no. 2 phillips bit, 3-1/8 in. long with 5/16 in. hex no. 3 phillips bit, 1-3/8 in. long with 5/16 in. hex no. 3 phillips bit, 3-1/8 in. long with 5/16 in. hex 5/16 in. wide x 1-3/8 in. long with 5/16 in. hex slotted bit 5/16 in. wide x 3-1/8 in. long with 5/16 in. hex slotted bit 3/8 in. wide x 1-3/8 in. long with 5/16 in. hex slotted bit 3/8 in. wide x 3-1/8 in. long with 5/16 in. hex slotted bit.