Standard：IFI, DIN7504, per customer drawing, per samples, non-standard
Material：Carbon Steel, C1022 Steel, Stainless, S.S302, S.S304, S.S316, S.S410
Size：#4~#14 (M2.3~M6.3)
Length：3/8"~8" (9.5mm~203mm)
Recess：Phillips Drive, Square Drive, Pozi Drive, Slot Drive, 6 Lobe
Thread Type：Type BSD, Type ASD, Type CSD
Point：#1 point, #2 point, #3 point
Coating：Mechanical Zinc, Zinc Plated Cr+6 , Zinc Plated Cr+3, Zinc Yellow Cr+3, Zinc Yellow Cr+6, Grey Phosphated, Black Phosphated, Ruspert 500HRS, Ruspert 1000HRS, Ruspert 1500HRS, Class 3, Class 4, Other Special Coating
Assembled：with EPDM washer, With PVC washer, With EPDM bonded washer
Painted：head painted by liquid, head painted by powder
