Material: Aluminum; Size:8.5mm ID x 25mm OD x 8mm L / 0.33 x 0.98 x 0.31 inch (ID*OD*L) Advantage: Made of durable Aluminum material, which is hard, good performance, good electrical conductivity, corrosion resistance and can be used for a long time. Instruction: Easy to use, just need to install on the screw bolts with proper diameter. Application: This Aluminum spacer can be widely used in high-temperature, high-pressure, and highly corrosive pressure, valves, sealing parts of cylinder heads, and industries such as car, steel mills, chemical equipment, and engineering machinery. Note: Please select the appropriate size according to your needs. This Aluminum spacer can be widely used in high-temperature, high-pressure, and highly corrosive pressure, valves, sealing parts of cylinder heads, and industries such as car, steel mills, chemical equipment, and engineering machinery.

Specification
Material: Aluminum
Color: Silver
Size:8.5mm ID x 25mm OD x 8mm L / 0.33 x 0.98 x 0.31 inch (ID*OD*L)

Advantage
Made of durable Aluminum material, which is hard, good performance, good electrical conductivity, corrosion resistance and can be used for a long time.

Instruction
Easy to use, just need to install on the screw bolts with proper diameter.

NOTE: Please select the appropriate size according to your needs.