TAPTITE II® Zinc plated screw, Hexagonal flange head

The optimal TRILOBULAR® thread rolling screw for metal and light alloy assemblies.

TAPTITE II® thread rolling screw hexagonal flange head, provides the highest performance when screwing into steel, offering great opportunities for cost reduction as it eliminates the need of pre-tap and all associated costs.

Apart from the references available in stock, CELO produces customised screws to fit your exact requirements.

taptite-ii-tt78
taptite-ii-tt78-screw-drawing
taptite-ii-tt78
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Reference
48TT78 shopping_cart 4.0 8 9.00
410TT78 shopping_cart 4.0 10 9.00
412TT78 4.0 12 9.00
416TT78 4.0 16 9.00
510TT78 shopping_cart 5.0 10 11.00
512TT78 shopping_cart 5.0 12 11.00
612TT78 shopping_cart 6.0 12 13.50
616TT78 shopping_cart 6.0 16 13.50
boss-design-metal

In order to ensure a safe installation and stable clamping force, it's relevant to pay attention to the pilot hole diameter. The recommended dimensions for core hole diameter and length of engagement are available at Design Guidelines.

Go to Design Guidelines
taptite-ii-screw-application

TAPTITE II® screws are the solution for:  Assemblies that require a low threading torque. Assemblies that require pull-out and vibration loosening resistance.