Posted by Yogeshover 7 years ago
Drill diameter for HRD
Should the drill diameter be equal or more than the dia of the anchor?
1 Reply
Posted by Yashaswiniover 7 years ago
Since working pricipal is frictional hold we have to drill same dia hole
Should the drill diameter be equal or more than the dia of the anchor?
Since working pricipal is frictional hold we have to drill same dia hole