Features: Widely used for mechanical equipments, instruments, apparatus, food and industry equipments. The star knob screw are galvanized to improve wear resistant and corrosion resistant. The handles are safe and firm and comfortable to hold, which can be optimally adjusted and tightened. Clean and accurate bolt thread makes installation easy and durable; M8x60 Model; Specifications: Material:Galvanized Option Type:1x Star Hand Knob;1x Star Hand Knob,1x Rubber Gasket;1x Rubber Gasket; Model:M8x60 Package Includes: Package A:(A/B/C Optional) 1x Star Hand Knob Package B: 1x Star Hand Knob 1x Rubber Gasket Package C: 1x Rubber Gasket note: Please allow 1-2cm errors due to manual measurement,please make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.