28 Piece Socket Driver & Screwdriver Set-Nut Ratchet Tightening Kit & Carry CaseIncludes 13 x carbon steel sockets (4, 45, 5, 55, 6, 7, 8, 9, 10, 11, 12, 13 and 14mm), 11 x 25mm chrome vanadium steel bits (SL4, 5 and 6; PH0, 1, 2, 2, 2 and 3; PZ1 and PZ2), adaptor, 75mm carbon steel socket extension bar, magnetic bit holder, and 60mm chrome vanadium steel ratchet driver in storage caseSIZE: L x W x H (mm) 0.26 x 0.043 x 0.13WEIGHT: 0.65t0611