Artesia Tool 33 Pc Security Bit Tamper Proof & Resistant Set | Chrome Vandium Construction | Includes SAE Hex, Metric Hex, Star Bits, Torq, Spanner, and Triwing for Multi-Purpose UseArtesia Tool 33 piece security bit set contains most popular and commons ize bits which provide tamper proof fasteners. The set includes the following: 2. 5" magnetic bit holder for easily changing bits ! Torq bits sizes: 6, 8, 10 Tri wing bit sizes: 1, 2, 3, 4 Spanner bit sizes: 4, 6, 8, 10 Metric hex bit sizes: 2, 2. 5, 3, 4, 5, 6 SAE hex bits sizes: 5 64, 3 32, 7 64, 1 8, 9 64, 5 32 Torx star bits sizes: TR8, TR10, TR15, TR20, TR25, TR27, TR30,