Model : OXD3353020KInterchangeable Anvil Micrometer 

Oxford Interchangeable Anvil Micrometers

Carbide tipped spindle faces. Hardened and ground anvils.

Supplied in metal case with adjusting spanner. Four anvils and three setting standards. 

Accuracy: ± (4+L/75)mm. 

Measuring faces flatness: ± 0.6mm.

Parallelism: (2+L/100)mm.

Range : 0-150mm

Graduation : 0.01mm

Weight  Each : 990g