... the frame type is just like the backward photoes.4)Compatible with all bending shoes designed to bend JIS ... 22.75--4.5601/2'',3/4'',1'',1-1/2'',1-3/4'',2''735x330x210SWG-3183201/2-32.75--4.51251/2'',3/4'',1'', ... 1-1/2'',2'',2-1/2'',3''890x360x250SWG ... -4204151/2-42.75--6.02001/2'',1'',1-1/2'',2'',2-1/2'',3'',3-1/2'',4 ...