knurledwrench size: 12 mmprofile: Gear Locksurface finish: satin chrome plated made of chrome vanadium steel knurled wrench size: 12 mm profile: Gear Lock surface finish: satin chrome plated ASIN B004MK7SM2 Brand Name BGS Unit Count 1.0 Count Item Weight 0.05 Kilograms Drive System Spanner Finish Types Chrome Plated Manufacturer BGS Model Number 10212 Material Type Chrome Vanadium Steel Item Type Name Gear Lock 10212 Socket Spanner Insert 12.5 mm (1/2 Inch), SW 12 mm Number of Pieces 1 Included Components BGS 10212 | Socket, Gear Lock | 12,5 mm (1/2 ) Drive | 12 mm Manufacturer Part Number 10212 Global Trade Identification Number 04048769001513