Material: Carbon Steel; Size:9mm ID x 18mm OD x 8mm L; Compatible Screw Size: 3/8 inch , M9 Screws Bolts; Color: Black; Advantage: Made of durable Steel 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 steel 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 steel 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: Carbon Steel
Size:9mm ID x 18mm OD x 8mm L
Compatible Screw Size: 3/8 inch , M9 Screws Bolts
Color: Black

Advantage
Made of durable Carbon Steel 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.