What is the specified material for the brush hook head?

The head should be made from steel conforming to designations T8 or T10 of Schedule V of IS 1570 (Part 5) or any other suitable steel (Clause 4.1).

What is the required hardness for the cutting edge?

The cutting edge must have a hardness of 45 to 55 HRC when tested as per IS 1501 (Clause 7.2).

What is the standard length of the handle?

The handle should have an overall length of 1100 ± 25 mm (Clause 5.3).

What information must be marked on the brush hook?

The brush hook must be marked with the manufacturer's name or trademark and the BIS Certification Mark (Clause 9.1).

IS 12859

: 1989

Fire Fighting - Brush Hook for Forest Fires -Specification

CurrentSpecializedSpecificationFire Safety · Fire Fighting

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This standard specifies the requirements for a brush hook used for fighting forest fires. It covers the materials, dimensions, construction, workmanship, heat treatment, and finish to ensure the tool is effective for cutting undergrowth and clearing fire lines.

Fire Fighting - Brush Hook for Forest Fires -Specification

Quick Reference Values

Overall length of handle1100 ± 25 mm

Overall length of head400 ± 10 mm

Mass of head1.25 ± 0.06 kg

Hardness of cutting edge45 to 55 HRC

Practical Notes

Ensure the handle is securely fixed to the head as per Clause 6.4 to prevent accidents during vigorous use.

The hardness of the cutting edge is critical for performance; verify manufacturer's compliance with the 45-55 HRC range specified in Clause 7.2.

Regularly inspect the wooden handle for cracks or splits as per IS 620 to ensure safety.