Extension Gasket Cutters - Gasket Cutter Kit (Imperial) - No. 2, 1/4" Cut DiameterCuts 1 4" to 25" in diameter Hefty brass cutting head slides easily over a variety of gasket materials Modular extension design allows you to quickly adjust your cutting size Special cutting blades are held securely, ensuring consistent and repetitive cuts in material up to 3 4" thick Choose from 10 convenient kits to accommodate your cutting requirements ; PARTS INCLUDED: Cutter block & head assembly; 3 4" long centre pin; Cutter head screws (2);