1.Widely used in various modes, length, head types, tooth types of screw. 2 Power consumption is 60% of SAS series. 1,When you take the ... you needn’t paying special attention to the position of the screw head, just put the drill tip into the guide, ... voltage range:100V-240V .5, Widely used in various modes, length, head types, tooth types of screw. ModelsFk-514Fk-517Fk-520Fk-523Fk-526Fk-530Fk- ...