BT MasterBar

Our steep taper BT test arbors are designed
to check and align the tool spindle.
Features and benefits
MS Features and benefits
MAS 403 / JIS B 6339 / DIN ISO 7388-2

 Cylindricity ≤2 µm

Measured at the cylindrical shank.

 Runout ≤3 µm

Measured from the cylindrical shank to the taper.

 Axial runout ≤0.5 µm (Only for BT+)

Measured from flange to the taper.

Inspection certificate

Supplied with inspection certificate in paper and digital form.

QR code and serial number

Product information and inspection certificate can be accessed digitally.

Periodic inspection

Increases process reliability and minimizes the risk of spindle damage.