BOZONLI Square Plate Washer, Stainless Steel Heavy Duty Washers M6x20x1.5,20 pcs

Fastener Type: Square Flat Washer Material: Durable 304 stainless steel.Compared with normal stainless steel,it's safer, more durable,non-toxic and corrosion resistant.It is of high hardness and not easy to deform.It can be used in outdoor humid environment. Features: Designed to be used in conjunction with carriage bolts for the securing of roof trusses but can also be used in a variety of ways on many different projects.Can be used with all types of bolts and nuts. Usage: Ideal for use with carriage bolts in structural timber fastening applications such as joist work and decking.Large surface area suitable for heavy duty fastening. Wide Application: Square plate washers can be used for many industries and for many different exterior applications.Often used in timber construction, since they develop more friction when tightened against wood. They are also suitable for a variety of applications where a heavy washer is required.