Kraft Tool Concrete Groover CF408PF 6 Inch Bronze Hand Tool (1/4 Inch Radius 5/8 Inch Deep Bit Control Joint Finisher ProForm Grip)

Kraft Tool 6 Inch Big Tex Bronze Concrete Hand Groover

The Kraft Tool CF408PF 6-Inch Big Tex Bronze Concrete Hand Groover is a heavy-duty masonry finishing hand tool engineered to cut substantial expansion control joints in fresh concrete slabs. Cast from 100 percent solid bronze, this specialized groover forms a 5/8-inch wide by 5/8-inch deep stress-relief groove with a 1/4-inch edge radius to satisfy structural paving standards and prevent uncontrolled slab cracking.

Best Used For:

• Driveway and Commercial Paving Joints: Slicing 5/8-inch deep stress-relief control joints across high-traffic residential driveways and commercial concrete flatwork.
• Pervious Concrete Slab Finishing: Cutting through stiff concrete mixes or pervious slabs with reduced resistance using the extended Big Tex bit design.
• Spall-Resistant Joint Profiling: Shaping rounded 1/4-inch radius joint edges to protect concrete seams from edge chipping under heavy vehicle loads.

Key Performance & Safety Features

• Solid Bronze Casting: One-piece 100 percent bronze body provides dense natural weight and maximum abrasion resistance compared to steel groovers.
• Big Tex Bit Profile: Slices a bold 5/8-inch wide by 5/8-inch deep groove into fresh concrete to manage internal expansion stress.
• Gouge-Free Edge Geometry: Hand-polished blade surface with turned-up ends glides smoothly without snagging or gouging the wet slab face.
• ProForm Soft Grip Handle: Textured orange rubber handle absorbs hand vibration, wicks away moisture, and provides non-slip control.

What's Included

• (1) Kraft Tool 6" x 4-1/2" Big Tex Bronze Groover (CF408PF)

Technical Specifications

Pro-Tip: Align the groover along a straight timber straightedge on your initial pass so the bronze weight sets the 5/8-inch bit depth cleanly without riding over coarse aggregate.