HOME
Product
External thread M8,M10

External thread M8,M10

External-thread
outer thread concrete screw
different type of concrete screws
External-thread
outer thread concrete screw
different type of concrete screws
Contact Us

ETA FIRE RESISTANCE F120 C1&C2 SEISMIC APPROVAL ISO CERTIFIED

 

The Joker concrete screw with a hex washer head and M8/M10 hanger bolt offers a high-performance solution for quick, easy installation and enhanced corrosion resistance.

Designed for securing pipe routes, sprinkler systems, cable trays, and ventilation ducts, it is ETA certified for use in both cracked and non-cracked concrete, as well as in precast prestressed hollow core slabs.

This screw also meets F120 fire resistance standards and is available with either zinc plating or a silver-ruspert coating, tested for 1000 hours in salt spray.

SIZE
Embedment depth in the concrete (mm)
DRILL HOLE DIAMETER (mm)
WRENCH SIZE(mm)
7.5X50-M8/18
40
6
10
7.5X55-M8/18
40 / 55
6
10
7.5X65-M8/18
40 / 55
6
10
7.5X40-M10/21
40
6
13
7.5X50-M10/21
40
6
13
7.5X55-M10/21
40 / 55
6
13
7.5X80-M10/21
40 / 55
6
13

SIZE
THREAD LENGTH
DRILL HOLE DIAMETER (mm)
WRENCH SIZE(mm)
7.5X50-M8/18
FULL THREAD
6
10
7.5X55-M8/18
FULL THREAD
6
10
7.5X65-M8/18
FULL THREAD
6
10
7.5X40-M10/21
FULL THREAD
6
13
7.5X50-M10/21
FULL THREAD
6
13
7.5X55-M10/21
FULL THREAD
6
13
7.5X80-M10/21
FULL THREAD
6
13
  • Joker concrete screw with an ETA 14/0374 assessment and ETA 21/0177 the redundant non-structural systems performance category for additional safety standards.
  • The design of the concrete screw with hi-low triple thread offers maximum performance.
  • The non-expansion anchorage system enables low edge and axial clearances.
  • The Joker concrete screw 6mm drill diameter offers the possibility for use in prestressed hollow core slabs, it is an ideal for overhead installation, greatly simplifies the work.
  • The ETA approval of concrete screw allows adjustment and easy to fully remove
  • Different approved embedment depths allow the screws to be used in a wide range of applications, ensuring excellent flexibility.
  • Fire resistance class F120
  • Various pipes
  • Sprinkler systems
  • High-racks
  • Railings
  • Cable trays
  • Perforated tapes
  • Prestressed concrete hollow core ceilings

 

Building materials

  • Concrete C20/25 to C50/60, cracked and non-cracked
  • Prestressed hollow core concrete slabs, strength C30/37
  • Stone
  • Brick
  • Masonry
  • Solid
Video

Other products