S40E gas turbineDetailed product description：

S40E pneumatic sand turbine

Maximum grinding wheel diameter/Max Outer Dia: 40mm
Inner hole diameter of spring chuck/Collet Chuck Diamider: 6mm
No load speed: ≤ 23000r/min
Tracheal Inner Diameter/Nose Size: 8mm
Total length/Lenght: 170mm
Machine weight/Equipment weight: 0.75kg

① Replace filing with grinding and polishing of various concave convex circular arc surfaces. ③ High torque, small appearance.