Kraft Tool 6 x 6 Inch Bronze Concrete Hand Groover 3/8 Inch Radius 3/4 Inch Deep Bit Wood Handle Professional Finishing CF319

Superior Control Joints: The Heavy-Duty Bronze Hand Groover for Professional Concrete Work

Create clean, professional expansion joints that stand the test of time with the Kraft Tool CF319 Bronze Hand Groover. Unlike standard steel tools that wear down quickly against abrasive aggregates, this premium tool is cast from 100% solid bronze. This unique one-piece casting offers exceptional durability and weight, making it the ideal choice for working with hard materials, including pervious concrete. The 6-inch by 6-inch square blade is hand-polished to a mirror-like finish, allowing it to glide effortlessly across wet cement to create sharp, uniform grooves that relieve stress and control cracking.

Precision engineering ensures that every joint you cut meets strict specifications. This groover features a 5/8-inch wide bit that cuts 3/4-inch deep, effectively creating the necessary weak point to guide expansion cracks. The tool incorporates a 3/8-inch radius on the edges to prevent the concrete from chipping or spalling as it cures. Designed with the user in mind, the closed-end bit prevents concrete buildup inside the tool, while the turned-up edges prevent gouging as you move back and forth. A smooth, comfortable wood handle is securely attached to the casting, providing the classic feel and grip needed for all-day use. This groover is designed to perfectly match the radius and depth of the Kraft Tool Bronze Edger (CF318) for a uniform finish across your entire project.

Key Features & Benefits

• 100% Bronze Construction: Single-piece casting offers superior wear resistance compared to steel, perfect for abrasive mixes.
• Chip Prevention: Creates a smooth 3/8" radius edge to prevent the control joint from chipping or fraying.
• Deep Cut Capacity: The bit extends 3/4" deep into the slab to ensure effective stress relief and crack control.
• Closed-End Bit: Smart design prevents wet concrete from accumulating inside the groove channel during use.
• Professional Finish: Hand-polished blade surface delivers a smooth, clean finish with minimal drag.
• Anti-Gouge Profile: Edges are turned up slightly to allow the tool to move smoothly without digging into the surface.
• Comfort Grip: Fitted with a smooth wood handle that reduces hand fatigue and provides excellent control.
• Pervious Concrete Ready: The weight and durability of bronze make this tool excellent for pervious and hard aggregate applications.
• Made in the USA: Proudly manufactured in the United States using global materials.

What's Included

• (1) 6" x 6" Bronze Hand Groover with Wood Handle (CF319)

Specifications

Pro-Tip: Timing is critical when cutting control joints. If the concrete is too wet, the groove will slump and close up. If it's too dry, you'll displace aggregate and ruin the surface finish. A good rule of thumb: start grooving when the concrete has lost its sheen and supports the weight of the tool but is still workable enough to cut without tearing.