Press-in insert for stone with quadruple crown and flange. Hole diameter Ø12mm, height H=8mm, thread M6, 100pcs.

187,20  VAT included(156,00  ex. VAT)

Insert for stone KEEP-NUT® SI-IM4T-M6-H8.5 is a high-strength flanged press-in insert for creating a reliable M6 threaded fixing point in stone and other solid materials.

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Rate: 1 EUR = 1.95583 BGN SKU: SI-IM4T-M6-H8.5 Category: Brand:

This product combines a quadruple-crown anchoring system with a Ø20 mm flange, giving it strong mechanical retention and a broader contact surface. It is especially suitable for more demanding fixing applications in cladding, furniture, interiors, sanitary elements, and architectural installations.

It installs into a standard blind hole, with no adhesives, no resins, and no specialist tools required, making it a fast and efficient solution for professional stone fixing. Its performance is based on the following features:

  • High-performance M6 flanged insert
  • Quadruple crown for strong anchoring
  • Wide flange for improved seating surface
  • Excellent for demanding stone fixing applications
  • Stainless steel construction for durability

Applications

Developed for demanding fastening requirements where both high pull-out performance and flange support are needed, including:

  • ventilated façades and cladding systems
  • architectural wall panels and stone assemblies
  • heavy-duty furniture and fitted interior elements
  • countertops, sanitary units, and solid-surface installations
  • commercial and public interior fit-outs
  • concealed fastening in bespoke construction details
  • technical applications requiring robust M6 threaded anchoring in compact materials

COMPATIBLE MATERIALS

Designed for use in demanding architectural and interior-grade materials, including:

  • Natural stone: granite, marble, travertine, limestone, slate, quartz, and comparable dense stones
  • Sintered stone: Dekton®, Lapitec®, Neolith®, and related ultra-compact surfaces
  • Solid surface materials: Corian®, Hi-Macs®, Krion®, Staron®, Betacryl®, Okite®, and similar materials
  • Porcelain: porcelain gres, ceramic slabs, and large-format porcelain panels
  • High-pressure laminates: HPL and compact laminate boards
  • Engineered and composite materials: agglomerates, engineered stone, and mineral composite panels
  • Other solid materials: glass and dense non-metal sheets requiring concealed threaded fastening
Hole diameter

Ø12 mm

Hole depth

8.5 mm

Minimum material thickness

10 mm

Total nut depth/height (H)

8 mm

Pull-out force

2900 N

Surface diameter

Ø20 mm

Compatible Materials

With reliable strength – and average pull-out load of:

MaterialType of Keep-nutAverage pull-out load on a single insert (Kgs.)
Granite 20mmIM4S/M6/H8.5490,0 KG
Marble 20mmIM4S/M6/H8.5385,0 KG
Travertine 20mmIM4S/M6/H8.5225,0 KG
Porcelain Gres 10 mmIM2S/M6/H6150,0 KG
Porcelain Gres 20 mmIM4S/M6/H8.5350,0 KG
Lapitec® 12 mmIM2S/M6/H670,0 KG
HPL 12mmIM4S/M6/H8.5541,5 KG
HPL 8mmIM2S/M6/H6270,5 KG
Dekton® 20 mmIM2S/M6/H610,0 KG
Corian® 12mmIM4S/M6/H8.5484,5 KG
Corian® 10mmIM2S/M6/H6295,0 KG
Hi-macs® LG 12 mmIM2S/M6/H6240,0 KG
Agglomerate stone 15mmIM4S/M6/H8.5305,0 KG

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