Key Features

Set Includes: Phillips #1 (2), #2 (4), Square #2 (2), Torx T20 (2), T25 (2), T30 (2) – all 50mm; Phillips #2 (2), Square #2, Torx T20, T25, T30 – all 90mm; Nut Setters 1/4", 5/16", 3/8", Socket Adapter 3/8" – all 76mm
TST™ Torsion Stabilizing Technology for maximum flex and reduced tip stress
Computer-controlled heat treatment for 120 times service-life over Wiha standard bits
Tuned torsion zone for maximum flex and reduced tip stress
CVM premium quality tool steel for strength and durability
Exact fit precision machined tips for reduced cam-out
Fit with a standard 1/4 inch hex drive
Bit lengths available: 1-inch; 2-inch; 3.5-inch
Impact-rated for power tool applications
Minimum hardness tolerance of 61 RHC +/- 1