1) Material: pure and alloy titanium 2) Min : M2.5 3) Titanium Class: grade2 grade5 4)Certificate:ISO9001:2000

  1.Hexagon scoket head cap screw(DIN912) ,the diameter min  M2 -max M36       2. Hexagon head bolt(DIN933),the diameter  min M3 -maxM36     3.Hexagon nuts(DIN934),the inside diameter min M2-max M36     4.Pan head machine screw  with phillip(DIN7985) the diameter min M2-max

M6     5.Countersunk flat head screw (DIN965) the diameter min M2-max M6     6.Pan head and countersunk flat head self-tapping screw  the diameter min

M1.6-max M6     7.Hexagon socktet countersunk head screw(DIN7991) the diameter min M3-max

M8     8.Hexagon socket button head screw(DIN7380) the diameter min M3-max M8

d1	d2 max	k max	n	t min
2.2	4.2	1.35	0.6	0.55
2.9	5.6	1.75	0.8	0.75
3.5	6.9	2.1	2	0.95
3.9	7.5	2.25	1	1.05
4.2	8.2	2.45	1.2	1.15
4.8	9.5	2.8	1.2	1.35
5.5	10.8	3.2	1.6	1.55
6.3	12.5	3.65	1.6	1.8

titanium bolt for mountain titanium bicycle