BORA Clamp Edge tool guides are ideal for all types of woodworking, cabinet making and DIY applications. Clamping tool guides feature an aircraft grade extruded aluminum body for straight accurate cuts and rigid clamping. Exclusive swivel head design allows Clamp Edge tool guide to firmly clamp angles for flexibility in many clamping and cutting applications. Each unit includes integrated hanging loop for convenient storage. Size denotes maximum clamping capacity.