Features:The grinder engraving kit is necessary for DIY carving and grinding.This electric carving tool has 5 infinite speed adjustment.Suitable for metal agate nuclear carving wood carving.Equipped with nearly all the accessories for drilling, all ready and complete.Manual sculpture, polished jade, stone, glass, wood, computer case, circuit boards, PC material drilling.High power and long using life electric drill.Perfect electric grinder for cutting, engraving, milling, grinding, polishing, removing and drilling.