BUILD THE (IM)POSSIBLE: take on the challenge!
  1. PRODUCTS
  2. FASTENING
  3. SCREWS
  4. SCREWS - OUTDOOR
  5. KKT A4 | AISI316

CONE-SHAPED CONCEALED HEAD SCREW

KKT A4 | AISI316

KKT A4 | AISI316 is the wood screwdesigned for outdoor use in very aggressive environments.

Ideal for fastening claddings for terraces and façades, it is also available in the KKT X version for fastening standard clips for wooden boards.

KKT A4 | AISI316 wood screws: the ideal fastening for terraces and façades.

The KKT A4 | AISI316 wood screw is ideal in very aggressive environments and for chemically treated woods.

The inverse (left-hand) under-head thread guarantees excellent grip. The small conical head ensures that it is well concealed in the wood.

The three-lobed thread makes it possible to cut the wood grain during screwing, guaranteeing an exceptional wood penetration.

In A4 | AISI316 austenitic stainless steel, it is also available in the KKT X version with reduced length, for fastening Rothoblaas TVM and TERRALOCK standard clips in outdoor environments.

The KKT A4 and KKT X wood screws are suitable for use without pre-drilling on timber boards with a density of less than 550 kg/m3 and with pre-drilling on boards with a density of less than 880 kg/m3. Service classes 1, 2 and 3.

Features

FOCUS excellent grip
HEAD conical, countersunk
DIAMETER 5.0 mm
LENGTH from 20 mm to 80 mm

Documents

Technical data sheets
Declaration of performance (DOP) Download
File CAD
Calculator Spreadsheet_DeckDesigner

KKT A4 | AISI316

CODE d₁
[mm]
L
[mm]
TX pcs.
KKT540A4 5 43 TX20 200
KKT550A4 5 53 TX20 200
KKT560A4 5 60 TX20 200
KKT570A4 5 70 TX20 100
KKT580A4 5 80 TX20 100
KKT A4_2D_v1_web

KKT X A4 | AISI316

CODE d₁
[mm]
L
[mm]
TX pcs.
KKTX520A4 5 20 TX20 200
KKTX525A4 5 25 TX20 200
KKTX530A4 5 30 TX20 200
KKTX540A4 5 40 TX20 200
KKT A4_2D_v2_web

Related products