Feature(may vary by option.)

●For CNC milling Lathe Tool & Workholding Engraving machine.Hardened and preciseness ground.
●Built-in self-release design, tools will not get stuck in the holder.
●Wery durable and sturdy, and can be used for a long time.
●Used to hold taps, drills, milling cutters, reamers, etc.
●There might be little error of size for manual measurement.

[ER40 -21mm Silver 1pcs]

Description

Numero de modelo: ER40 ER50
Material:65Mn Steel
Precision:0.008mm (AA Grade)
Hardness: HRC58
Quantity: 1PCS