1/4" Bit Socket, PZ, DIN ISO 8764-1, DIN 3120., Socket Double Finish, Chrome Vanadium Steel, Bit Silicon Alloy Steel (S2). - more info check here: //www.buyindustrialtools.com/1-4-Bit-Sockets-PZ-10096087/
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Place of Origin: TaiwanBrand Name: WhirlpowerModel Number: 16127-31Pozi: CRV