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The KENNAMETAL 1019990 is a cap screw designed for use with indexable cutting tools in machining applications. This socket-head cap screw features a 5/32-inch hex socket drive and is specifically engineered to secure indexable inserts and clamp hardware on milling and turning toolholders. The precision threading and socket geometry maintain consistent clamping force during high-load cutting operations. Machining professionals and toolroom technicians rely on this type of fastener to hold indexable inserts firmly in position, preventing movement or vibration during cuts. The part weighs approximately 0.0075 pounds, reflecting its compact, precision-hardware form factor.
This cap screw is used in milling and turning setups where indexable insert toolholders require dedicated hardware-grade fasteners. It is compatible with clamp-style indexable tool systems commonly found in CNC machining centers, lathes, and mill-turn platforms. The 5/32-inch hex socket drive requires a matching hex key or T-handle driver for proper torque application. This fastener is sold individually and is available in a minimum order quantity of 20 units, making it practical for toolroom stocking or maintenance kits where multiple toolholders are in service.
Designed for use with clamp-style indexable toolholders in milling and turning applications. Specific toolholder and insert compatibility should be verified against KENNAMETAL toolholder documentation prior to installation.
Installation is performed by qualified machinists or toolroom technicians using a 5/32-inch hex key or T-handle driver. Always ensure the spindle or machine is powered down and the toolholder is secured in a vise or fixture before replacing indexable hardware screws. Use only the correct hex key size to avoid rounding the socket drive. Do not substitute fasteners of different thread pitch or head geometry, as improper hardware can cause insert movement or toolholder damage during cutting.
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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