Detailed Product Description Air Grinder KitModel: AT-3 Technical data:Max griner size:150mmFree speed:≥8800r/minAir consumption: ≤18.3L/SAir input pipe D:G3/8Overall length:230mmAir preeure:≤0.63MpaN.W:2.0kgUSE:1,its used for welding the groove and thinning the welding line2,Its used for cutting the metal sheet and the small steel.3,Its used for thinning,rust removing polisher