Specifications:
The document provides specifications for Woodcert Non Headed Type E inserts, which are designed for strong fixing into soft wood and composite materials. The inserts are available in various sizes, with specific measurements for thread, length (L), and diameters (D1, D2, D3, AK).

Product Details:
- Part No. M410: M4 thread, 10.0mm length, diameters 5.7/6.0mm, 5.5mm, 7.5mm, 4.0mm.
- Part No. M513: M5 thread, 13.0mm length, diameters 7.7/8.0mm, 6.5mm, 11.0mm, 5.0mm.
- Part No. M610: M6 thread, 10.0mm length, diameters 8.7/9.0mm, 7.5mm, 12.0mm, 6.0mm.
- Part No. M613: M6 thread, 13.0mm length, diameters 8.7/9.0mm, 7.5mm, 12.0mm, 6.0mm.
- Part No. M620: M6 thread, 20.0mm length, diameters 8.7/9.0mm, 7.5mm, 12.0mm, 6.0mm.
- Part No. M813: M8 thread, 13.0mm length, diameters 11.2/11.5mm, 9.5mm, 14.5mm, 8.0mm.
- Part No. M820: M8 thread, 20.0mm length, diameters 11.2/11.5mm, 9.5mm, 14.5mm, 8.0mm.
- Part No. M825: M8 thread, 25.0mm length, diameters 11.2/11.5mm, 10.5mm, 14.5mm, 8.0mm.

Installation and Applications:
These inserts are installed by screwing them into the parent material using a hexagon driver or allen key. They are designed to be screwed under the surface due to their non-headed design. Common applications include furniture, shopfitting, and rotational mouldings.

Material & Finishes:
- Zamac Zinc Clear (Code 60)
- Zamac Zinc Yellow (Code 40)

Specification Instructions:
To specify a product, use the format: Series No / Part No / Finish Code (e.g., 20131 M510 60).

Note:
All information is provided for guidance only. Designers should verify the suitability of the specification by requesting samples.