This roughneck insulated safety grafter has a one piece forged head which is hardened and tempered for strength and is treaded for comfort the specially designed curved cutting edge with lip reduces the risk of damaging all types of utilities while digging this insulated grafter has a solid fibreglass handle with polypropylene coating and an insulated polypropylene d grip each grafter is individually tested and conforms to bs8020 2011 approved for use on live cable up to 1000 volts