BAKELITE  HAND WHEEL are available in different ranges as under.

INCH SIZE---------------------------------------METRIC SIZE

(Ø 2-1/4" ) M-6 -HOLE                                    55 X M-6   HOLE

(Ø2-1/2" ) M-6 HOLE                                       65 X M-6  HOLE

( Ø3" )      M-6 HOLE                                       80 X M-6 HOLE

( Ø4 " )     M-8  HOLE                                      100 X M-8 HOLE

(Ø4-1/2" ) M-8 HOLE                                        113 X M-8  HOLE

(Ø5" )     1/2 " -HOLE                                         125 X M-12 HOLE

(Ø6 " )    1/2 " - HOLE                                        150 X M-12 HOLE

(Ø6-1/2" )   1/2 " HOLE                                       165 X M-12 HOLE

(Ø8 " )    1/2 " HOLE                                            200 X M-12 HOLE