- M3 HSS Cutting Edge
- Includes 11 Bi-Metal Hole Saws
- Saw Sizes: 19mm 22mm 25mm 32mm 35mm 38mm 44mm 51mm 57mm 64mm 76mm.
- Cutting Depth: 38mm
- Arbors: 1 x Fits 14mm-30mm 1 x Fits 32mm-152mm
- Extension Bar: 12in/300mm
- 1 x Ejector Spring
- 1 x Adaptor Tips for Hole Saw Use... Lubricant: Holesaws cut non-ferrous metals more efficiently with the use of lubricant. Cast iron should be cut dry. Aluminium cutting for best results use beeswax or paraffin. Feeds: Even pressure will produce the most efficient cutting action. Excessive pressure will dull teeth and shorten life of holesaw.