3" Sheet Metal Holcutter Quad Lead 1/8" DOC 14284 C365-11 25mm 30 Piece Zinc Plated

25mm 30 Piece Zinc Plated hex Bolt selection pack

End diameter 22

Manufactured from high quality grey iron castings - a very strong material with excellent shock absorbing capacity and immense strength under compression these are machined to close tolerances are designed for smooth operation and reliability

and delivers Up to 25% more torque to the fasteners

3" Sheet Metal Holcutter Quad Lead 1/8" DOC 14284 C365-11 25mm 30 Piece Zinc PlatedThe Holcutters, are not hole saws. They're precision ground, heat treated tools that easily cut thru the stock rather than ripping, tearing, and pushing thru as do typical hole saws. They can produce holes three times faster and cleaner than hole saws in sheet metal and have dramatically extended tool life too. All sizes have a "shoulder" to prevent plunge thru, which is especially useful when drilling into live electrical boxes. See for yourself why