Security Hex Metric Bit Socket 3/8" Square Drive with 1/4" Replaceable Hex Bit 4.0mm x 42mm Oal
Hole Drilled in center of bit fits over security pin Fast Easy Bit replacement using set screw to mount bitExact Fit Precision Machined Security Hex BitsThrough Hardened For Maximum DurabilitySpecial CRM-72 Tool Steel, Natural Finish BitChrome Plated Socket standard 3/8' Square DriveSet Screw Holds Bits securelyWiha Quality Bits Made In GermanyWiha uses the same image for many products. Photo may not be exactly as product appears. Please read description carefully.