Starrett AX5250 FCH0500 Fast Cut Bi-Metal Holesaw 127mm Wellington Boots They have 6 underhead lobes

They have 6 underhead lobes for improved countersinking and reduced surface dust

Supplied with eight precision manufactured steel bushes and three expanding mandrels

2 litres of diesel fuel per hour

All are suitable for Spline

low vibration grinder

Starrett AX5250 FCH0500 Fast Cut Bi-Metal Holesaw 127mm Wellington Boots They have 6 underhead lobesStarrett Fast Cut Bi Metal Holesaws provide a smoother, faster cut on a wide range of materials, when compared to the previous constant pitch saw. Improved tooth material and 5. 5 TPI 25mm tooth form for enhanced heat and wear resistance and greater product life. Specifically suited to cutting stainless and mild steel sheet, they will also cut through tubes with a wall thickness of up to 3mm (1 8in). Cutting Depth: 41mm. Starrett FCH0500 Fast Cut Bi