Keterangan

Sheet Hole Inches Diameter MM Product Code

3/ 8" 9.5 HGB2
1/ 2' ' 12.5 HGB3
5/ 8" 15.5 HGB4
3/ 4' ' 19 HGB5
7/ 8" 22 HGB6
1" 25 HGB7
1 1/ 4" 32 HGB8
1 1/ 2" 38 HGB9
2" 50 HGB 11