Of course we will procudce according to the Foundation Bolt Hole of the each model's location, As you know bed casting is workblank, and there are 8 bolt in one machine, Certainly it will have tolerance. In this way, please ensure your customers welding the bolt location after they receive the machine. Or we can not sure every machine can be exactly put into the location if they weld in advance. Please be noted on the above information. Waitting for your confirmation.