IRWIN 2050 Series 24" Thick Walled Magnetic Box Beam Level 1921978 USA These hole saws only have

These hole saws only have one giant tooth to cut with

High speed steel construction

Ideal for cutting metal

Bosch Bowl & Sink Flush Trim Router Bit 3/4" x 1" 85701M 1/2" Shank

6250 straight mount sleeve outer diameter1

IRWIN 2050 Series 24" Thick Walled Magnetic Box Beam Level 1921978 USA These hole saws only haveSeries 2050 designed for the professional user ~ Rare earth magnets are 5 times stronger than strip magnets & allow for easy, hands free steel construction work ~ Retractable end caps allow for scribing into & through corners, increasing work efficiency ~ Continuous edge increases level durability ensuring accuracy over time, protects center vial, & allows for continuous scribing ~ Plumb Site offers dual sided, undistorted viewing in the plumb