4 1/2" M42 Bimetal Heavy Duty Industrial Hole Saw - Exchangeable (Item# 1057302U )

• Our longest lasting hole saw - outlasts competitors' hole saws.Lab tests show 140 holes in 3/16" steel plate
• Industrial grade, bimetal hole saws made from M42 Cobalt High Speed Steel
• Cut everything from wood & plastics to aluminum, steel, cast iron and stainless steel
• The 4/6 tooth per inch configuration allows for easy chip removal and faster, cleaner cuts
• Extra deep body allows for 1 7/8" cutting depth and new, improved slot for easy plug removal
• Go green and recycle this product

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