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The SGS 00637 is a solid carbide square end mill designed for precision milling operations in metalworking and machining applications. With a 0.12 inch cutting diameter and a 0.96 inch length of cut, this four-flute tool delivers clean, flat-bottomed cuts in a compact form factor. The 30-degree helix angle promotes efficient chip evacuation and reduces cutting forces. The micrograin carbide substrate provides the hardness and wear resistance needed for ferrous and non-ferrous materials. The bright, uncoated finish suits general-purpose milling where coating adhesion or heat buildup is not a primary concern. Machinists and CNC operators install this tool in standard milling machines and machining centers.
This end mill is suited for slot milling, profile milling, and peripheral cuts in small-scale or precision machining setups. The 0.125 inch straight-cylindrical shank fits collets and tool holders designed for 1/8 inch shank tooling. The centercutting geometry allows direct plunge entry, adding versatility in contouring and pocket-milling operations. Extended-length classification at 2.5 inches overall length provides added reach without sacrificing rigidity at this diameter. Typical applications include small-part machining, die work, mold making, and prototype fabrication where tight tolerances are required.
Designed as a standard 1/8 inch shank square end mill compatible with collets and tool holders accepting 0.125 inch straight-cylindrical shanks on manual mills and CNC machining centers.
Installation is performed by qualified machinists following standard tooling change procedures. Power down and lock out the spindle before inserting or removing the end mill from the collet or tool holder. Ensure the collet bore and shank are clean and free of debris before seating the tool. Verify runout with a dial indicator after installation and confirm proper tool stick-out before beginning any cut.
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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