self drilling screws

As a manufacturer of self drilling screws, we are able to produce self drilling screws DIN 7504, DIN 7504(K), DIN 7504(L), DIN 7504(M), DIN 7504(N), DIN 7504(O), DIN 7504(P), DIN 7504(Q), DIN 7504(R), DIN7982, ISO 15480, ISO 15481, ISO 15482,  ISO 15483, DIN EN ISO 15480, DIN EN ISO 15481, ISO 15482, ISO 15483, NF E 25-856, JIS B 1124, JIS B 1125, UNI 8117, UNI 8119 P, Q29, GB/T 15856.5 and other standards. We are able to produce self drilling screws thread size ST2.9 to ST6.3, Length 9.5mm to 200mm. 

Our company is self drilling screws factory, self drilling screws manufacturers, self drilling screws suppliers. We self drilling screws specifications are complete, the quality is stable, the delivery is fast, the service is thoughtful, welcome to order. self drilling screws are used for the connection and fixing of steel structural parts of various buildings and bridges.

self drilling screws 

self drilling screws 

self drilling screws in production 

self drilling screws in production 

 self drilling screws under heat treatment

 self drilling screws in quality testing

One corner of the self drilling screws warehouse

self drilling screws

One corner of the self drilling screws warehouse

zinc plated bolts loaded into the container

self drilling screws Manufacturers, self drilling screws Suppliers, self drilling screws Factory, self drilling screws