Urgent !!!!! Multiple Machine Bolts Lenghts in valves typ. Lug

Hi All

How to make look machine bolts with 3 different lengths in lug type valves.

I need this for example isometric material list:

B1 2 3/4" in HEXAGONAL HEAD MACHINE BOLT, ASTM A193-B7 (Req. 2  for side)

B2 3 1/4" in HEXAGONAL HEAD MACHINE BOLT, ASTM A193-B7 (Req. 2  for side)

B3 4" in HEXAGONAL HEAD MACHINE BOLT, ASTM A193-B7 (Req. 16 for side)

the B1, B2, B3 are for the same Flan - Gask - 1side of valv type lug.

Tank's

Using New Bolting you can set up the bolt for each hole separately.

You right Tank you!!!