During independent lifetime testing Delta point drill bits averaged 609 holes in 20mm mild steel
Durable soft grip chemical resistant handles
Easy cutting straight and wide curves
4-10mm 5 Pce 4 Cutter Glass and Tile Drill Set
Faster penetration reduces abrasion and friction along the cutting edges
16-64mm 14 Pce Electrician's Master Hole Saw Kit During independent lifetime testing Delta16 64mm 14 Piece Electrician's Master Hole Saw Kit Electrician's Master Hole Saw Kit contains 3 Bordo spade bits and 8 hole saws, this is the ultimate Electrician's kit. 16, 20, 25mm spade bits. 16, 20, 25, 32, 40, 50, 54, 64mm hole saws. Bordo bi metal hole saws are premium quality, general purpose saws suitable for a wide variety of materials and applications. The high speed steel cobalt (HSS Co) cutting edge provides shock resistant teeth and