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The VALUE COLLECTION C1200506 is a Woodruff keyseat cutter designed for milling semicircular keyseats into shafts and mating components. Built from high speed steel with a bright, uncoated finish, it delivers reliable cutting performance in general machining applications. The cutter measures 0.75 inches in diameter with a cutting width of 0.1563 inches (5/32 inch) and mounts via a 1/2-inch shank. With 10 staggered teeth and an overall length of 2.1563 inches, it produces clean, accurate keyseats consistent with ANSI Standard 506 (Old Standard Number 8). Machinists and tool-and-die professionals reach for this cutter when fitting Woodruff keys in power transmission assemblies.
This cutter is suited for use on manual milling machines and machining centers wherever Woodruff keyseats are required in shaft work. Typical applications include automotive, industrial, and general manufacturing environments where keyed shaft-to-hub connections are specified. The staggered tooth geometry helps reduce chatter and improve chip evacuation during the plunge cut, making it practical for both production runs and one-off repairs. It conforms to ANSI 506 dimensional standards, so it integrates into standard Woodruff key systems without modification.
Designed as an OEM-style replacement or direct-use cutter for milling applications requiring ANSI Standard 506 Woodruff keyseats, compatible with any milling machine or machining center accepting a 1/2-inch shank cutter.
Installation of this cutter is performed by qualified machinists on manual mills or CNC machining centers. Secure the shank fully in a collet or arbor rated for the 1/2-inch diameter before beginning the cut, and verify spindle runout is within acceptable limits. Power down and lock out the machine before changing cutters. Do not exceed the cutter manufacturer's recommended feed and speed parameters for high speed steel tooling in the workpiece material being machined.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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