How much force should it take? I took heed of all the warnings about using generic pulling tools and bought the pulling tool from Canleys. I locked the half shaft in the vice, wound the nyloc hub nut back to the end of the half shaft (leaving it on the end to protect the threads and stop the hub from flying off), fitted the tool with the wheel nuts then proceeded to tighten the tools bolt with a long breaker bar but then rather that the hub releasing from the shaft I got to a point where the bolt wouldn't tighten any more or loosen off!. I must be doing something wrong but I don't know what