Drilax 4 Inch Concrete Hole Saw – Diamond Masonry Hole Saw 2" Deep with Guide

• Materials: Concrete, brick, cinder block, foundation walls, pavement stones, and natural rocks.
• Tool Compatibility: Works with all standard 3/8" or 1/2" corded and cordless drills. No SDS or hammer mode required.
• Pro Series Quality: Trusted by contractors and HVAC technicians for its ability to handle abrasive building materials with speed and efficiency.
• Warning: Not for use on glass, mirrored surfaces, or reinforced concrete with rebar.

• Drill Mounting: This bit features a universal 3/8" shank that fits directly into any standard corded or cordless power drill. No specialized adapters are required.
• Using the Locator Guide: Secure the included removable locator guide to the surface to ensure accurate positioning. The guide can also hold a small amount of water if you prefer wet drilling.
• Starting the Cut: If not using the guide, start at a slight angle to notch the material before bringing the tool upright.
• Operating Technique: Use high RPMs and light, controlled pressure. Let the laser-welded sintered diamonds do the cutting. Do not force the tool.
• Cooling: Although no water is required for cooling these sintered teeth, pausing periodically during deep cuts will help manage heat and extend tool life.

• HVAC & Ventilation: The ideal tool for drilling 4-inch holes for dryer vents, bathroom exhaust fans, and kitchen hood ducting through brick or stucco.
• Plumbing & Utilities: Create large pipe access openings in concrete slabs, basement blocks, and foundation walls.
• Electrical Pass-Throughs: Run conduit or large-diameter electrical utility lines through masonry surfaces.
• Masonry & Stone Work: Create decorative or functional cutouts in natural stone, pavers, and decorative masonry blocks.

• Hole Diameter: 4 inches
• Cutting Depth: 2 inches
• Shank Type: 3/8 inch Universal Round Shank
• Construction: Solid Steel Body with Laser-Welded Sintered Diamond Teeth
• Locator Guide: Included (Removable Precision Guide)
• Use Type: Dry Core (Wet optional)

Q: What materials can this 4-inch hole saw cut?
A: It is designed for heavy-duty masonry, including concrete, cinder blocks, brick, foundation walls, pavement stones, and natural rocks.

Q: Does it require a pilot hole?
A: No. A key advantage of these diamond masonry bits is that they do not require a center pilot hole. The included guide ensures smooth, accurate starts every time.

Q: Is the locator guide included?
A: Yes. For this 4-inch model, a precision locator guide is included to ensure accurate, wander-free starts.

Q: Can I use this with my cordless drill?
A: Yes. The 4" concrete hole saw comes with a standard 3/8-inch shank, making it compatible with most cordless and electric drills.

Q: What is the maximum drilling depth?
A: This bit is optimized to drill up to 2 inches deep, making it ideal for the thick materials commonly found in exterior walls and vent installations.