Why Choose TSM titanium Flat Head Countersunk Socket bolts?
we have big stock support
precision machining parts allowed
Bulk of semi-finished materials
more than 160kinds of inspection tool
Surface treatment and polishing
Strick packing details
The Similar Standard to DIN7991
DIN 7991 | BS 4168-8 |
ISO10642 | NF E 25-146 |
ASME/ANSI B 18.3.5M | your design or drawing |