Value Collection SC84904580 ER25 Collet Chuck Straight Shank

Product Description

The VALUE COLLECTION SC84904580 is an ER25 collet chuck designed for use with ER-series collets in precision machining applications. It accepts a collet capacity range of 0.039 to 0.63 inches, making it suitable for a wide variety of tooling diameters. The chuck features a straight shank with a 1.25-inch diameter and a shank length of 7.25 inches. Total indicator runout (TIR) is rated at 0.0004 inches, supporting accurate, repeatable cuts. Actuation is performed with a wrench via the collet nut. This chuck is used by machinists and tooling technicians working with CNC mills, manual mills, and similar spindle-driven equipment.

This collet chuck is suited for machine shops and production environments where ER25 toolholding is the standard. The ER25 collet system is widely adopted in both light and heavy-duty milling and drilling operations. The straight shank configuration allows direct installation into compatible spindle bores or tool holders. The 0.0004-inch TIR rating supports tight-tolerance work in production and job-shop settings alike.

Key Features

• ER25 collet system with a capacity range of 0.039 to 0.63 inches
• Straight shank, 1.25-inch diameter and 7.25-inch length
• TIR rated at 0.0004 inches for high-precision runout control
• Wrench-actuated collet nut with a 1.36-inch diameter and 0.84-inch lock nut length
• 1.25-inch hex diameter for secure wrench engagement
• Package quantity of 1

Compatibility

Designed for use with ER25-series collets in straight-shank spindle applications on compatible milling and drilling machines.

Installation Notes

Installation should be performed by a qualified machinist or tooling technician. Power down and lock out the machine before installing or removing the collet chuck. Ensure the spindle bore and shank are clean and free of chips or burrs before seating the chuck. Use the appropriate wrench on the collet nut to achieve proper clamping force without over-torquing.