Sealey SM94 Hollow Chisel Mortiser 1/2" 230VBench mounting mortising machine suitable for cutting mortises for joints, locks and dead bolts Twin uprights with hydraulic damper carry head assembly and have adjustable depth stop for repetitive work Integral drill chuck is easily accessible from both sides of the head Powered by heavy duty induction motor with no volt release switch to prevent accidental restart after power failure or jam Supplied with arbor extension and 13mm drill chuck for