Featuring a constant pitch - First choice for cutting thin sheet materials up to 3mm thick. For producing high quality holes in wood, steel, brass, bronze, cast iron, aluminium and plastic. Featuring an hardened HSS cutting edge welded to a tough alloy steel body. Heavy duty shatter-resistant construction; virtually unbreakable.
6 teeth per inch. 38mm (11/2”) cutting depth.

9 Piece Service Engineer’s Kit
Comprises of 22, 29, 35, 44, 51 and 64mm constant pitch bi-metal high speed steel holesaws with hardened cutting edges.
Complete with K4 and K10 arbors and K7 Spring. Supplied in a robust plastic carry case.