This specialist electrician's and plumber's tool will cut a neat 127mm access hole in, chipboard flooring, Weyroc etc. The ingenious rebate cutters around the top of the SBC and inbuilt depth stop produce a perfect recess for the plastic cover caps used to fill the hole. Flush fitting and easily removable, the cover caps allow direct access to junction boxes, valves, light fittings etc below the floor. The teeth of the holesaw are cobalt to ensure long life, the rebate cutters are solid carbide. The recommended speed is approximately 900rpm; always use a drill with a slipping clutch. Maximum depth of cut is 27mm. The complete set includes 127mm diameter TCT holesaw, three ABS cover caps, plus both Hex drive and SDS+ holesaw arbours. Cover caps are available separately.