What is BS 673 - Shanks and chuck bushings about?
This British standard aims to help its users integrate shanks and their corresponding bushes seamlessly into pneumatic tools like drill machines by providing fitting dimensions.
BS 673 relates to shanks for pneumatic tools and corresponding chuck bushings and deals with the following types:
- Coal pick shanks
- Chisel shanks
- Rivet snap shanks, parallel
- Rivet snap shanks, tapered
- Breaker and spade shanks
- Concrete breaker shanks
- Rock drill shanks
The types relate to the machine for which they are mainly designed, but this does not prevent the use of the shanks for other applications.
Who is BS 673 - Shanks and chuck bushings for?
BS 673 on the specification for shanks for pneumatic tools and fitting dimensions of chuck bushings is useful for:
- Manufacturers of pneumatic tools
- Designers of drill bits
- Quality control personnel
Why should you use BS 673 - Shanks and chuck bushings?
A shank is the end part of the drill bit that is grasped by the chuck bushing. A well-fitted shank could offer enhanced stability while drilling or cutting through hard surfaces.
BS 673 provides you with the designation guidelines for shanks and their corresponding chuck bushings which facilitates the identification of these products. BS 673 provides dimensions and tolerance limits for the above-mentioned shanks and their corresponding chucks. This can help you in the designing and production stages and ensure proper fitting between the shanks and chuck bushings.
Overall, the guidelines of BS 673 enable you to design shanks and chuck bushings with optimum fitting.
