GreaTalent 54in1 S2 Steel Mini Ratchet Wrench Screwdriver Bit Set with 1/4" Hex Shank Bits, 1/4" Drive Socket, Socket Adapter, Extension Bit Holder, 36-Tooth, 90 Degree Offset Reversible Drive Handle

Specifications

? Head Type: Phillips, Spanner, Slotted, Pozidriv, Spline, Clutch, Tri-point, Torx Security, Hexagon Security, Square.
? Shank: 1/4 inch Hex Shank
? Bit Length: 1inch / 25mm
? 1/4" Drive Socket Length: 1inch / 25mm
? Socket Adapter Length: 1inch / 25mm
? Extension Bit Holder Length: 2.4inch / 61mm
? Hardness: HRC60+/-
? Material: S2 High Quality Steel. Much better than general steel, chrome-vanadium steel (Cr-V), alloy steel, precision cast steel, stainless steel, etc. S2 steel has high hardness, high torque, high abrasion resistance, good toughness so it is ultra-durable. 

Package (54PCS)

? 36-Tooth Magnetic Ratchet Wrench (4.3" long and 0.4" thick)
? Phillips (PH0, 1, 2, 3)
? Spanner (U8, 10, 12)
? Slotted (SL3, 5, 6, 7)
? Pozidriv (PZ0, 1, 2, 3)
? Spline (M5, 6, 8)
? Clutch (1, 2, 3)
? Tri-point (Y1, 2, 3)
? Torx Security (TT8, 9, 10, 15, 20, 25, 30, 40)
? Hexagon Security (H3, 4, 5, 6)
? Square (SQ0, 1, 2, 3)
? 1/4" Drive Socket (M4, 4.5, 5, 6, 7, 8, 9, 10, 11, 12, 13mm)
? ADP (1/4" Hex Shank to 1/4" Drive Socket Adapter)
? Quick Release Extension Bit Holder for the hard-to-reach areas