Street Address: No.57,heyi road,yichuang,hubei,china
City: yichang
Province: Hubei
Country/Region: China
These are used with screws to add spring take-up to screw elongation. Type L conical washers are designed for use with unhardened screws. Type H series is for hardened screws. Conical washers are designed to flatten at approximately one-half the ultimate load of the screw.