Ukuhlamba iglasi engapheliyo ngokuqhelekileyo kusebenzisa isakhelo kwaye emva koko ufake iglasi epholileyo, okanye ubambe iglasi epholileyo ngekliphu yeglasi, okanye ungayilungisa iglasi epholileyo ngezikrufu.
Iglasi epholileyo engenamphezulu: 10mm (3/8″), 12mm(1/2″) Okanye ilaminated epholileyo