Main Parameter for specification FX-06SP precise internal grinder machine A three-jaw internal grinder can be used with centerless ginder or external ginder. Working head speed 0-550rpm Working head swivel angle ±5 Spindle speed 0-55000rpm Feed-on method front and rear manual left and right manual Motor working head 60W spindle 1HP Machine dimension(L*W*H) 900*700*1400mm Weight 450kgs Processing range (internal diameter) 1.5-40mm Standard Accessories 1,dia 3 mm, collect lock *1 2,dia 6 mm, collect lock *1 3,Nut ( the M14*P0.75)*1 4,Tool box and its accessories * 1 set Optional Accessories 1,The cool equipment 2,linear encoding 3,The quartz works ligh 1 set This machine fit for : Internal aperture of screw cutting tool Ceramic guide sleeve Thin sheet drilling tool Internal aperture of wire -drawing mold The related components small outside grinding