What type of timber should be used for these handles?

Timber conforming to the general requirements of IS 620 must be used, which specifies suitable hardwood species.

Are ferrules mandatory on these handles?

Yes, a securely fitted mild steel ferrule made from seamless or welded tubing is required at the driving end to prevent splitting.

What is the acceptable moisture content for the finished wooden handle?

The moisture content should be maintained between 8% and 15% depending on the climatic zone.

IS 2895

: 1990

Wooden handles for rasps, engineers' files and engineers' scrapers-

CurrentSpecializedSpecificationMaterials Science · Timber and Timber Stores

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This standard specifies the material, dimensional, and manufacturing requirements for wooden handles used for rasps, engineers' files, and engineers' scrapers. It ensures durability and ergonomic suitability through strict specifications on timber quality, seasoning, and protective ferrules.

Wooden handles for rasps, engineers' files and engineers' scrapers-

Quick Reference Values

Moisture content limit8 to 15 percent

Tolerance on length± 2 mm

Tolerance on diameter± 1 mm

Practical Notes

Always verify that the mild steel ferrule is firmly fitted; loose ferrules can lead to handle splitting and subsequent workplace injuries.

Timber must be adequately seasoned to the specified moisture content prior to turning to prevent warping and shrinkage after the tool tang is inserted.