Description
One-Piece ER Synchro Tapping Chuck BT40 ER16

Application
For machining centres with synchronised spindles; compensates pitch tolerances.

Features
Minimum length adjustment by damping element; internal coolant supply up to 50 bar; improves tap and thread-former life.

Product Specification
Interface: BT40
ER collet size: 16
Tapping range: M4-M12
Length compensation in compression: 0.5 mm
Length compensation in tension: 0.5 mm
External diameter D: 34 mm
Diameter d: 28 mm
Dimension A: 85 mm

Optional Extras
ER tapping collets Nos. 309399 and 309447; pull studs; coolant feed pipe for HSK.