Screwdriver Bit Set, No. of Pieces 4, Fastening Tool Material Steel, Impact Rated No, Hand, Includes 1/4 in Nut Driver, Bit Sleeve, (2) ECX Bits: #1, #2, (2) Phillips Bits: #1, #2, (2) Slotted Bits: 3/16 in, 1/4 in, (2) Square Bits: #1, #2, Bit Length 1 1/4 in, 1 13/20 in