Mayhew 1/2" Blade Width Blast Finish Cold Chisel (70207)
The Mayhew 1/2" Blade Width Blast Finish Cold Chisel (70207) is an expertly crafted hand tool designed for precise metalworking tasks. Its 1/2-inch blade is specifically engineered to cut and shape metals that are softer than the chisel's hardened cutting edge, ensuring effective and clean material removal. The tool's blast finish provides a degree of corrosion resistance, helping to maintain its condition over time. Built with quality in mind, this chisel is made in the USA, adhering to high manufacturing standards. It is important to note that this tool is not intended for use on masonry materials, focusing its utility solely on metal applications.
KEY FEATURES AND BENEFITS:
Precise Metal Shaping: The 1/2-inch blade allows for controlled and accurate cutting, trimming, and shaping of various metal materials.
Corrosion Resistance: The blast finish on the chisel helps to protect against rust and corrosion, extending the tool's lifespan and maintaining its appearance.
Long-Lasting Performance: Made from quality steel and manufactured to specific hardness standards, this chisel provides reliable and consistent performance over time.
Safe Application: Designed specifically for metals softer than its cutting edge, it promotes safer use by preventing damage to the tool when used correctly.
Professional Standard: Manufactured to ASME B107.410 specifications, assuring a tool that meets recognized industry quality benchmarks.
Product Name: Mayhew 1/2" Blade Width Blast Finish Cold Chisel
Model Number: 70207
Blade Width (Tip Size): 1/2 inch
Overall Length: 12 inches
Weight: 0.531 lbs.
Height: 1.5 inches
Shank Size (Hex Size): 7/16 inch
Finish Type: Blast Finish
Blade Tip Hardness: 55 to 57 HRC
Standards: Manufactured to ASME B107.410 specifications
Safety First: Always wear appropriate personal protective equipment, including safety glasses or a face shield, and gloves, when using a cold chisel. Ensure your work area is stable and clear.
Secure the Workpiece: Firmly clamp or otherwise secure the metal piece you intend to cut or shape. This prevents it from moving during the operation, ensuring accuracy and safety.
Position the Chisel: Place the cutting edge of the 1/2" blade precisely on the line or area of the metal you wish to work on. Hold the chisel firmly with one hand at an angle appropriate for your desired cut or shape.
Strike with a Hammer: Using a hammer (preferably a ball-peen or club hammer of appropriate weight), strike the head of the chisel with controlled, deliberate blows. The force of the hammer will drive the sharp edge into the metal, initiating the cut or shaping action.
Monitor Progress: Continuously check your progress, adjusting the chisel's position and angle as needed to achieve the desired cut or form. For longer cuts, you may need to move the chisel along the line, making a series of overlapping strikes.
Clean Up: Once finished, safely remove any metal shavings or debris from your workspace. Inspect the chisel for any wear and clean it before storage.
BENEFITS OF USING MAYHEW 1/2" BLADE WIDTH BLAST FINISH COLD CHISEL (70207):
Precise and clean cuts on softer metals using a hardened 1/2-inch blade.
Extended tool life due to corrosion-resistant blast finish and quality construction.
Manufactured in the USA with adherence to recognized performance standards.
Effective in various metalworking applications, including shaping and trimming.
Engineered for consistent performance and safety when used as directed.
Specialized blade design with deliberate angle for structural integrity under impact.
Surface treated with blast finish to enhance durability and deter rust.
Single-piece construction ready for use with a striking hammer.
Hexagonal 7/16-inch shank provides a secure grip and prevents rolling.
Blade tip hardened to 55–57 HRC for an optimal balance of toughness and sharpness.
Made in the USA under strict quality control processes.
Product identification
- Brand: Mayhew Tools
- Model / MPN: 70207




