MILWAUKEE, SDS Max Drill Bit Shank, SDS Max Tool Side Shank, Max-Lok Extension - 45L208|48-20-6962 - Grainger
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Drill Bit Set, 10pcs TCT Core Drill Bit Set SDS Plus Extension Shank Tungsten Masonry Diamond Hole Cutters for Concrete Stone Granite Marble Tiles Ceramic - Amazon.com
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Builders Depot® DrillConnect Drill Bit Extension System for SDS-Max & Spline Rotary Hammers (Max-Lok).
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