● The machine includes a water level indicator which is to use 3 screws of the base to adjust the level. ● The upper is round rod and the slide is finished heat treatment which is highly durable and the hardness is HRC56~58°. ● The maximum diameter of wheel within 205mm(φ8") can use this model. ● Size: 230(L)×200(W)×170(H)mm ● Weight:3.9kg