Chamfer cone: Big Boy 2.0 (35mm-75mm)

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Big Boy Chamfer Cone: Less is more... New design, same great results. The Big Boy Chamfer Cone just got better—and lighter (30% reduction in weight). Thanks to its new hollow-core design, this upgraded version is easier to control, less fatiguing to use, and still just as tough on the hardest materials. Whether you’re shaping, beveling, trimming, or enlarging holes, the Big Boy delivers unmatched precision and versatility. 70/80 grit with 5/8-11 threads. Why You’ll Want It in Your Kit Lightweight, Hollow-Core Build – reduces strain and gives you smoother handling. Wide Range (35mm–75mm) – tackle everything from small adjustments to large chamfers. High-Grade Diamond Coating – engineered for long-lasting performance. Multi-Material Use – powers through tile, porcelain, stone, and even softer materials when you’re in a pinch. Precision Bevels & Enlargements – refine exposed hole edges, create smooth bevels, and enlarge openings without chatter or blowouts. Built for Pros (and Serious DIYers) From tile setters and remodelers to plumbers and electricians, the Big Boy Chamfer Cone is the go-to tool for grinding curves, shaping clean bevels, or opening up stubborn holes. It’s fast, clean, and professional-grade—transforming frustrating tasks into smooth, controlled work. The new Big Boy didn’t just lose weight—it gained an edge. Show more