The Terrassotec 5,5 Trilobular made from hardened stainless steel / stainless steel A2 / stainless steel A4, is a screw, particularly developed for the attachment of terrace decking boards to wooden substructures.
The screw features an extra reinforced shaft, an additional underhead thread and a tapered head with TX drive.

Only partially rust-resistant, not acid-resistant, relatively soft
Not suitable for atmospheres containing chlorine

Advantages of Terrassotec Trilobular:

Special screw geometry

Drive thread ensures quick screwing
Reinforced shank reduces risk of breaking or shearing off
Under-head thread provides additional hold for deck boards
Milling ribs simplify the countersinking in all wood types
Special screw design reduces the risk of wood splintering
No screw-hammering when screwed in with TX drive

Trilobular base geometry

Reduced screwing torque
Reduced risk of screw breaking during screwing

Two-step head with under-head toothing

Reduced splintering
Reduced risk of timber splitting

Reinforced shank

Suitable for many tropical woods
Reduced risk of screw shearing off

When making a terrace of high-quality wood, it is highly recommended to pre-drill and precounterbore the decking boards. This applies equally to soft softwood and hardwood.

For more information about this product click here!

Also take a look at our Paneltwistec AG, countersunk head screw.

Due to the nature of these products, delivery can be arranged at an extra fee.
Please contact your nearest Cape Reed warehouse and we will make the necessary arrangements.

All prices are VAT inclusive.

Decking Screw

Decking Screw

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Terrassotec Trilobular, stainless steel A2