Klein Tools Slotted Impact Flip Socket 66044 3 in 1 SAE 12 Point (1 2 Square Drive Steel Eyebolt Hardware Fastening Adapter) Polishers 2 mm x 508 2 mm x 508 superior quality cuts in hardened materials Brand Manufacturer Klein Tools® Model Part Number OEM SKU 66044 Tool Classification System 3 in 1 Slotted Reversible Impact Flip Socket Core Metallurgy Material Heat Treated Forged Impact Steel Surface Protective Finish Black Manganese Phosphate Corrosion Resistant Finish Primary Input Drive Interface 1 2 inch Square Drive (Includes 1 2" to 3 8" Drive Adapter) Integrated SAE Socket Sizes 9 16 inch and 3 4 inch Hex Socket Point Profile Geometry 12 Point Deep Well Profile Fastener Safety Retention Cross Hole Pin Alignment Detent Retention Manufacturing Quality Standards ASME B107 Klein Tools 66044 3 in 1 Slotted Reversible 12 Point Impact Flip Socket