Holemaker 12pc Silver Series Annular Cutter Set 25&50mm DOC Fasteners Range: 12 60 Nm Rolling Seat Range: 12 60 Nm distance spindle to base (mm) 1175 Table size (mm) 420x480 Weight (kg) 125 Accessories Supplied 05mm Kit Includes: 14mm x 25mm 16mm x 25mm 18mm x 25mm 20mm x 25mm 22mm x 25mm 14mm x 50mm 16mm x 50mm 18mm x 50mm 20mm x 50mm 22mm x 50mm Pilot Pins To Suit Description: M2AL HIGH SPEED STEEL MATERIAL M2AL High Speed Steel is a high alloy material with a hardness of up to 67 STEP HARDENED PROCESS This state of the art manufacturing process produces cutters with extremely hard tooth tips for increased cutter performance while maintaining a softer body which is less susceptible to breakage than standard high speed steel cutters