Assembly components Screws Suitable for nuts and system punchings. Screws Multi-tooth screws Suitable for snap-on nuts, sliding nuts, captive nuts and threaded blocks. Show products Screws Self-tapping screws Mark, drill and tighten in a single operation using electric or pneumatic tools. For metal thickness: 0.8 - 3 mm. Show products Screws Self-tapping screws For the round holes 4.5 mm diameter in the enclosure section, punched rails and punched sections without mounting flanges. Show products Screws Metal multi-tooth screws Multi-tooth drive for optimum transmission of torques, an extended tool life and increased safety and reliability when tightening and loosening screw connections. Show products Screws Screws for interior installation for AX plastic For mounting accessories on the mounting bosses of the enclosure frame. Show products