Brass Reducer Connect BSP Female Male Thread Reducing Joint Pipe Converting 2PCS. 2PCS Brass Reducer Connector BSP Female to Male Pipe Thread Reducing Joint. Can work for 3mm Stainless steel plate and can quickly punching the precise holes in Steel, Stainless Steel,iron, Copper, Brass, Aluminum, Fiberglass, Formica And Other Laminates In Seconds.
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