NF ISO 238

Reduction sleeves and extension sockets for tools with Morse taper shanks

ISO 238:2016 specifies the dimensions of the following two pieces of equipment:

a) reduction sleeves for tools with Morse taper shanks;

b) extension sockets for tools with Morse taper shanks.

It comprises, for each of them, two tables giving the dimensions in millimetres and the corresponding dimensions in inches, respectively.

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