1

The types of screw heads Diaries

News Discuss 
J-bolts are J-shaped locking screws having a flat side that's threaded. Bolts like these are generally Employed in manufacture to attach walls to concrete foundations or stone. it can be identical to a flat head, https://abelufpj947875.homewikia.com/10751113/top_types_of_screw_heads_secrets

Comments

    No HTML

    HTML is disabled


Who Upvoted this Story