Value Collection 210-5501 Shell Mill Holder Straight Shank

Product Description

The VALUE COLLECTION 210-5501 is a straight-shank shell mill holder designed for securing shell mills and face mills to machine spindles in milling operations. The holder features a 0.5 inch (1/2 inch) pilot diameter and a matching 1/2 inch shank diameter, with an overall length of approximately 101 millimeters (roughly 4 inches). It does not include through-coolant capability. This type of arbor is a standard toolroom and production component installed by machinists and CNC setup technicians on vertical and horizontal milling machines.

This shell mill holder is suited for general-purpose milling applications in job shops, tool rooms, and production environments. It accepts shell mills and face mills with a matching bore and is intended for use on machines with a straight-shank spindle interface. The straight-shank design makes it compatible with collet chucks and drill chucks configured for the corresponding shank diameter.

Key Features

• Straight shank design for use with compatible collet or chuck setups
• 0.5 inch pilot diameter for positive shell mill seating and alignment
• 1/2 inch shank diameter for a secure machine-side connection
• Overall length of approximately 101 mm for standard reach in milling setups
• No through-coolant port — suitable for dry or flood coolant applied externally
• Compact package dimensions support easy storage and handling

Compatibility

Designed as a general-purpose straight-shank shell mill holder compatible with shell mills and face mills requiring a 1/2 inch pilot bore, for use on milling machines accepting a 1/2 inch straight shank.

Installation Notes

Installation should be performed by a qualified machinist or CNC setup technician. Ensure the machine spindle is fully powered down and at rest before mounting or removing any toolholder. Clean the shank and spindle bore thoroughly before seating the holder to prevent runout and premature wear. Follow the machine manufacturer torque guidelines for any retention hardware used to secure the holder in the spindle.