- For tightening to head bolt which are used for connect to profiles by Six corner Hex hole
- Hex holes can be opened easily with drilling apparatus.
- Can fix for all types of profiles.
(Code:103F) Drilling Apparatus 20X20
(Code:103G) Drilling Apparatus 25X25
(Code:103B) Drilling Apparatus 30X30
(Code:103C) Drilling Apparatus 35X35 Light
(Code:103D) Drilling Apparatus 35X35 Heavy
(Code:103A) Drilling Apparatus45X45
(Code:103E) Drilling Apparatus 23X127
(Code:103) Drilling Apparatus 90X90