Thrust Bolts style A serve as a mount for workpieces and fixtures. Straight Bolts style B serve to position workpieces and fixture parts in holes with locating dimensions. The flattened style C can be used to bridge tolerances in hole spacing or to secure the part to be positioned in one direction only. Style A and B can also be used as hardened stop and as foot for fixtures. For similar bolts see 03120, 03130, 03140 and 03150.