To the best of our knowledge all details listed below are deemed correct. It is the buyer’s responsibility to confirm all details and we encourage an inspection of the machine(s) and accessories prior to purchase. Speed: 6,000 RPM Center Distance: 2-3/4" This tool will fit the following Eurotech Models: -B465 -B481 -B446 -545 -710 -730 -735 -810 -835