Rotax 29 and Rotax 40. Heavy-duty cable stripping tool that adjusts to suit all types of insulations, including Rubber, Butyl and PVC. The patented mechanism provides a "spiral stripping mode" to remove tough to strip insulations. The PTFE coated blade housing combined with an ultra sharp blade delivers smooth low friction stripping even on the toughest of insulations. All the plastic components are made from high quality engineering grade polymers and all the metal parts are made from the finest carbon steels to ensure a reliable long life performance.Strips PVC, Rubber and Butyl insulations.Rotax29 140mm x 38mm x 28mm - 0.096kg Rotax40 154mm x 54mm x 28mm - 0.106kg Rotax29 for cables 4.5mm to 29mm diameter Rotax40 for cables 19mm to 40mm diameter