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  2. FASTENING
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  4. KKT COLOR A4 | AISI316

CONE-SHAPED CONCEALED HEAD SCREW

KKT COLOR A4 | AISI316

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

The brown, grey or black coloured head offers excellent camouflaging with wood, for an optimal aesthetic result.

Wood screws for outdoors with concealed coloured head: choose KKT COLOR A4 | AISI316.

KKT COLOR A4 | AISI316 is the ideal wood screw for outdoor use in very aggressive environments or with acetylate-treated woods.

The three-lobed thread makes it possible to cut the wood grain during screwing.

The wood penetration capacity is exceptional, while the inverse (left-hand) under-head thread guarantees excellent grip.

The small conical head ensures that it is concealed in the wood.

In A4 | AISI316 austenitic stainless steel with coloured organic coating, it is 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, coloured countersunk
DIAMETER 5.0 mm
LENGTH from 40 mm to 70 mm

Documents

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

KKT COLOR A4 | AISI316 BROWN

CODE info d₁
[mm]
L
[mm]
b
[mm]
d₁
[in]
L
[in]
b
[in]
TX pcs.
KKT540A4M - 5 43 25 0.2 1 11/16'' 1'' TX20 200
KKT550A4M - 5 53 35 0.2 2 1/16'' 1 3/8'' TX20 200
KKT560A4M - 5 60 40 0.2 2 3/8'' 1 9/16'' TX20 200
KKT570A4M - 5 70 50 0.2 2 3/4'' 1 15/16'' TX20 100

KKT COLOR A4 | AISI316 GREY

CODE info d₁
[mm]
L
[mm]
b
[mm]
d₁
[in]
L
[in]
b
[in]
TX pcs.
KKT550A4G - 5 53 35 0.2 2 1/16'' 1 3/8'' TX20 200
KKT560A4G - 5 60 40 0.2 2 3/8'' 1 9/16'' TX20 200

KKT COLOR A4 | AISI316 BLACK

CODE info d₁
[mm]
L
[mm]
b
[mm]
d₁
[in]
L
[in]
b
[in]
TX pcs.
KKT550A4N - 5 53 35 0.2 2 1/16'' 1 3/8'' TX20 200
KKT560A4N - 5 60 40 0.2 2 3/8'' 1 9/16'' TX20 200

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