Uxcell Pencil Type Air Micro Die Grinder Engraving Tool, 70000rpm Product Name : Air Micro Die Grinder;Material : Metal,Plastic;Free Speed : 70000 rpm Air Consumption : 90 psi;Hose Length : 105cm/41inch;Hose Connector Diameter : 11mm/ 0.4inch Collet Inner Diameter : 3mm/ 3/25inch;Air Micro Grinder Size : 13.3 x 1.6cm/ 5.2inch x 0.6inch(LD) Wrench Size : 6.8 x 1.8 x 0.9cm/2.7inch x 0.7inch x 0.4inch(LWSlot Width);Color : Teal Blue, Black, SIlver Tone Net Weight : 202g;Package Content : 1 x Air Micro Grinder,1 x Hose,2 x Single Head Wrench