DESCRIPTION: "CNC Tooling" Brands---The Best Quality on The Market---Sold Many Thousands to Distributors to put on famous label.

*This set including:

 2pcs BT40-ER40 collet chucks 4" Gage length balanced G2.5/25000rpm 0.0001" TIR

 gage length: 4"--2pcs;

TOTAL 2 CHUCKS.

0.0001" Runout

Coolant through.