Klein Tools Coaxial Flip Impact Socket Set 66040 5 Piece 8 Sizes (1/2 Square Drive 4140 Steel 12 Point Hardware Installation Kit) Step Drill Bits Ergonomic L-Shape Chassis: Compact longitudinal

Klein Tools Coaxial Flip Impact Socket Set 66040 5 Piece 8 Sizes (1 2 Square Drive 4140 Steel 12 Point Hardware Installation Kit) Step Drill Bits Ergonomic L Shape Chassis: Compact longitudinal Ergonomic L Shape Chassis: Compact longitudinal layout shifts the device balance alignment point closer to the grip to maximize overhead control Engineered with a patented double parallel link arm design (1) 1 2 Inch x 3 8 Inch Coaxial Spring Loaded 12 Point Impact Socket Brand Manufacturer Klein Tools® Model Part Number OEM SKU 66040 Tool Classification System 5 Piece Coaxial Spring Loaded 2 in 1 Impact Socket Set Core Metallurgy Material Forged Heat Treated 4140 Alloy Steel Input Drive Interface Sizes 1 2 inch Female Square Drive & 1 4 inch Hex Power Shank Adapter Socket Size Range (SAE) 7 8 x 11 16''