Nord-Lock 1537 Wedge Locking Washer - Carbon Steel - Zinc - M16 (5/8") - Large O.D. - Pkg of 4 Bartending Supplies Hex head cap screws have

Hex head cap screws have a hexagonal head and are uniformly threaded for use with a corresponding threaded nut or into a threaded tapped hole

glass and plastic

Most frequently paired with Type 20 to give a 90° corner joint for the middle rail of safety railing and other rectangular structures

Synthetic rubber adhesive bonds easily to most fiberboard

Cylindrical head with a rounded top

Nord-Lock 1537 Wedge Locking Washer - Carbon Steel - Zinc - M16 (5/8") - Large O.D. - Pkg of 4 Bartending Supplies Hex head cap screws haveNord Lock washers secure bolted joints with tension instead of friction. It is a high quality product with documented success in many industries worldwide. Nord Lock wedge lock washers have been rigorously tested and approved by independent institutes as well as certification authorities. Nord Lock wedge lock washers are used in numerous industries such as: energy, transportation, offshore, mining and quarrying, construction and bridge building,