Weight
Centre distance between the two rollers
Total Length
Size of the rollers
288.15
293.15
298.15
303.15
Fusion
bonding
bead
Penetration
Wringing
pressing
hammering
fastenrs
Clearance fit
Interference fit
Transition fit
all of the above
In Clearance fit, the largest permitted shaft diameter is smaller than the diameter of the smallest hole, so that the shaft can rotate or slide through with different degrees of freedom according to the purpose of mating members.