Material: Aluminum; Color: Silver; Inside Diameter: 1/4" , 6.2mm; Length: 8mm; Outside Diameter: 12 mm; Compatible Screw Size: 1/4" , M6 Screws Bolts; Size: 6.2 x 12 x 8 mm / 0.244 x 0.472 x 0.315 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
Inside Diameter: 1/4" , 6.2mm
Length: 8mm
Outside Diameter: 12 mm
Compatible Screw Size: 1/4" , M6 Screws Bolts
Size: 6.2 x 12 x 8 mm / 0.244 x 0.472 x 0.315 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.