About This

Pro Series Dual Compatibility: This Drilax 4 inch diamond hole saw offers exceptional versatility, designed for use with both angle grinders (5/8"-11 thread) and standard 1/2-inch drill chucks via the included heavy-duty adapter (5/8-11 UNC to 1/2" shank).
Rapid Dry Drilling & Optimal Depth: Experience incredibly fast drilling speeds without the need for water, making on-site hole creation quick and convenient. Boasting a 1-3/8 inch depth of cut, this bit effortlessly cuts through thick countertops, slabs, and multiple layers in a single pass.
Key 4-Inch Applications: Ideal for dryer/bathroom fan vents, HVAC ducting, large pipe pass-throughs (3"-4"), electrical boxes, planter drainage, irrigation access, core sampling, and custom masonry modifications.
Exceptional Long Tool Life (Over 100 Holes!): Built with pro-grade industrial diamonds and advanced vacuum brazed technology, this core drill bit offers very long lasting performance, proven to drill over 100 holes in demanding materials, ensuring superior durability.
Wide Multi-Material Cutting: Power through concrete, masonry, brick, cinder blocks, granite, quartz, porcelain, ceramic tile, pavement, and various types of stone. Not recommended for use on glass.
Robust & Stable Design: Crafted with an improved steel alloy body that spins true at high RPMs and includes intelligent side slots for efficient debris removal and cooling, enhancing reliability during intense dry use.