Fitment:  

ER-25 Hex and Square Collet Block Set for Milling Machine Tooling

Description：

Hex and Square ER Collet blocks are versatile, precision-machined tool holding devices used in CNC machining and other milling applications expediting set-up time
Constructed from hardened and ground tool steel with exceptional precision (within . 0005-inch flatness, squareness, and parallelism), these blocks provide a stable and accurate work holding surface
Square and Hex ER Collet blocks are engineered to work seamlessly with standard ER collets;     This ensures that a variety of tool sizes can be accommodated, providing flexibility in tool selection
The 11/16-inch through hole is beneficial for machining long workpieces;     This feature allows the tool to pass through the block, facilitating operations on extended parts
The ER nut is included with the block, which is essential for securing the ER collet in place, ensuring a firm grip on the cutting tool;     Block is 1-3/4 x 1-3/4

Package Includes:

1* ER-25 Hex Collet Block Chuck Holder and ER-25 Square Collet Block Chuck Holder