Prenav Welding Machine Bmc Washer WA-04 1/2 Inch. Model: WA-04 1/2 Inch; Size: 1/2 Inch; Colour: Brown; Catalogue Name: BMC Brown Washer; Feature: Made of BMC; Feature: Brown; Feature: Heat Proof; Feature: Unbreakable; Standard Packing: 3500 Sets (100 Sets x 35 Box); Made In: India (New Delhi)