| The BlueSpot 171pcs Hex 1/4", 3/8" & 1/2" Socket Set is manufactured from chrome vanadium for increased durability. Knurled sockets to provide a secure grip. Includes a selection of popular 1/4", 3/8" and 1/2" hex sockets in a range of sizes. Includes sturdy plastic case with metal clips for quick and convenient storage. 30-piece 1/4" Bits - Slotted: 4, 5.5, 7mm; Philips: PH1, PH2, PH3, Pozi: PZ1, PZ2, PZ3, Hex: 2, 3, 4, 5, 6mm, Tx Star: T8, T9, T10, T15, T20, T25, T27, T30, Tx Star tamper-proof: TH8, TH9, TH10, TH15, TH20, TH25, TH27, TH30. 10-piece 3/8" Sockets 10, 11, 12, 13, 14, 15, 16, 17, 18, 19mm. 30-piece 30mm bits Slotted: 8, 10, 12mm, Philips: PH3, PH4, Pozi: PZ3, PZ4, Tx Star: | |