It provides speed, but it is precise with simple functioning. The rotating speed of the cutter is 5500rpm.

Specifications:
Lens: mineral or plastic lens
Depth of grooving: 0~0.7mm, Width of grooving: 0.55-0.6mm
Lens thickness: 1.2~11.0mm; Lens Diameter: 22~60mm
Duration of engrooving: App. 20sec/rev
Dimensions: 170(W) x 210(L) x 150(H) mm, Weight: 2.7kg
Power: 100~120V/60Hz, or AC, 95W

Model: HR-20.8121