Hex Bolts Can Be Widely Used In Household Appliances, Automobiles, Office Supplies, Communication Equipment, Ship Assembly And Other Mechanical Industries.
Material: 304 Stainless Steel(18-8) With High Hardness, Oxidation Resistance, Corrosion Resistance, Heat Resistance And Wear Resistance. It Can Be Used In Harsh Environment And Is Not Easy To Rust.
Specification: 
Thread Diameter: 3/8"
Screw Length: 3"
Thread Type: 16 TPI
Material: 304 Stainless Steel(18-8)
Color: Silver Tone
Package Included:
3/8-16 x 3" Hex Bolts 5PCS
3/8-16 Hex Nuts 5PCS
3/8-16 Flat Washers 5PCS
3/8-16 Lock Washers 5PCS
NIULUNBAO Screws Warranty:
If you encounter any problems when purchasing our products, please feel free to contact us by email. We will try our best to solve your problem and give you help. We will give you a full refund for the damaged and lost products in transportation, and you can buy our products with confidence.
Note: Please check the size carefully before purchasing, thanks for your support. 
Warning: The product are small parts, keep away from children and kids.