TEMO 100 pc Impact Ready Security Bits Screwdriver Set Kit with two Quick Chucks Include 98 pc popular range of bits for professional users. All bits are forged with S2 steel for maximum durability. Comes with a heavy duty PVC storage kit. Include one quick release chuck: the chuck hold bit very tight. No more wiggling as commonly happens on magnetic bit holder. Bits release by pull back the blue release ring. The package also include one magnetic bit holder. Phillips: #0, #1, (6qty) #2, #3 & Slotted: 3/4/4.5/5/5.5/6/6.5/7/8mm & Pozi: #0, #1, (6qty)#2, #3 & Hex:1.5/2/2.5/3/4/5/5.5/6/8mm, 1/16" (1.59mm), 5/64" (1.98mm), 3/32" (2.38mm), 7/64" (2.78mm), 1/8" (3.175mm), 9/64" (3.57mm), 5/32" (3.97mm), 3/16" (4.76mm), 7/32" (5.56mm), 1/4" (6.35mm) Tri Wing: #1, #2, #3, #4 & Spanner: #4, #6, #8, #10 & Torq-Set: #6, #8, #10 & Square: #0, #1, #2, #3 & Clutch: 5/32" (3.97mm), 3/16" (4.76mm), 1/4" (6.35mm)(#1, #2, #3) & Spline: M5, M6, M8 & Torx: T8, T9, T10, T15, T20, T25, T27, T30, T40, T45 Hex Tamper: 2/2.5/3/4/5/6mm, 5/64" (1.98mm), 3/32" (2.38mm), 7/64" (2.78mm), 1/8" (3.175mm), 9/64" (3.57mm), 5/32" (3.97mm) & Torx Tamper: T8H, T10H, T15H, T20H, T25H, T27H, T30H, T35H, T40H