8 Sets 5 /16 inch-18 x3 Carriage Bolts Round Head Square Neck Screws with Hex Nuts Flat Washers Spring Lock Washers 304 Stainless Steel Full Thread Coverage Square Neck Bolts Assortment Kit

Features

• Size and Package: 8pcs 5/16"-18 x3" Carriage Bolts ,8pcs 5/16"-18 Hex Nuts,8pcs Flat Washers,8pcs Spring Lock Washers,32pcs square neck bolts set are packaged in a transparent and sturdy plastic box.
• Corrosion-Resistant Material-- Carriage bolts screws Hex nuts Flat washers Spring washers all are made from corrosion-resistant 304 stainless steel, Galvanizing by dipping made them have a tight, uniform, and thick silver zinc coating on surface,Has excellent anti-corrosion, rust prevention, wear-resistant and sturdy functions. Standard and clear threads, precision machined components providing a sturdy and dependable connection.
• Excellent combination-- Carriage boltss head are smooth and shiny,Screwdriver cannot work on the bolt head, which has anti-theft effect. Bolts neck is square shaped, can be clamped onto the hole to fix the bolt, making it easy to tighten the nut washer. Flat washers increasing the contact surface between screws and machines. Spring lock washers provide buffering protection when subjected to force,and gives the nut an elastic force to prevent it from falling off.
• Wide Use--Carriage bolt sets are commonly used in machinery, ships, building construction, furniture maintenance, and other scenarios that require high corrosion resistance, strength, and safety, such as heavy equipment, excavators, cars,tractor,construction machinery, pneumatic and hydraulic equipment,wooden houses,park chair,building and furniture repairs, etc.
• Efficient and convenientHead square neck screws with Hex nuts Flat washers Spring lock washers complete set combination.The round head design and square neck of these carriage bolts enable a secure and self locking fit when appiled in square holes,Efficient and convenient installation,they can solve various equipment fastening, repair, and assembly problems for you.