ITEM  NO.

TOTAL(HOLE)

INSIDE  DIA

50×50

          4

         25

80×50

          4

         25

80×80×50

          4

         25

85×85×50

          7

         25

100×100×70

          7

         25

150×110×70

          10

         27

150×150×70

          7

         27

200×100×70

          8

         27

200×155×80

          10

         35

200×200×80

           9

         35

225×200×80

          12

         35

300×250×120

          12

         35

400×350×120

           16

         35