12mm - 100mm HSS Hole Saw Drill Bits Stainless Steel Metal Alloy Alu Iron Cutter

Material: 6542 High Speed Steel (HSS). Scope of application: stainless steel plate, copper plate, iron plate, aluminum alloy plate, all kinds of wood, density board, compressed version (wooden board will have a small amount of burrs), prohibited use for concrete, stone, ceramic tiles, glass.

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