Desic Diamond Core Drill Holesaw 14mm 3740950 Goliath 3/8" BSW HSS L/H

Goliath 3/8" BSW HSS L/H Second Tap For producing precision Left Hand threads by hand tapping

Giving your old engine a refresh

5 x dots all at 90° to each other

For use with chisels

Maximum Temp: 250°C

Desic Diamond Core Drill Holesaw 14mm 3740950 Goliath 3/8" BSW HSS L/HThese are good for a variety of trades where you need to make a big hole in materials that are normally difficult to drill. The metal bonded diamond segments last a lot longer (about 50x more) than diamond coated holesaws because the diamonds are embedded throughout the segment and fresh ones are exposed as the bonding metal wears away. To start drilling tilt the holesaw until a moon cut is done then slowly straighten up. Or drill a hole in some thin