Description
Product Overview
The Cleveland #7 O.D. HSS Taper Pin Reamer is engineered for exacting tolerances and long‑lasting performance. Constructed from premium high‑speed steel (HSS), the tool resists wear and maintains sharp cutting edges even under high temperature and heavy load conditions. Its six‑flute spiral geometry is specifically designed to promote efficient chip evacuation, reducing heat buildup and extending tool life. The reamer provides a reaming range from 0.3297 to 0.4220 inches, covering a critical spectrum of applications in aerospace, automotive, and precision manufacturing. Each unit is manufactured in the United States by M & J Tooling, ensuring strict quality control and adherence to industry standards. The product’s dimensions, material composition, and tolerances are carefully calibrated to meet the demands of professional machinists who require reliability, repeatability, and superior surface finish on every pass.
Usage
This reamer excels in environments where precision and consistency are paramount. It is ideally suited for creating tapered holes in aluminum alloys, titanium, stainless steel, and other high‑strength materials commonly found in aerospace components, medical devices, and high‑performance engine parts. The tool’s six‑flute design allows for smooth operation in both CNC and manual machining setups, making it versatile for a range of production volumes—from low‑batch prototyping to high‑volume manufacturing. Operators appreciate the ergonomic handle and balanced weight distribution, which reduce fatigue during extended use. The reamer’s compatibility with standard collet sizes and its ability to maintain tight tolerances across multiple passes make it a reliable choice for technicians, engineers, and hobbyists seeking professional‑grade results without the need for frequent tool changes.
Why Choose Us
Choosing the Cleveland #7 O.D. HSS Taper Pin Reamer means selecting a product backed by decades of tooling expertise and a commitment to American manufacturing excellence. M & J Tooling employs rigorous testing protocols, including hardness testing, dimensional verification, and performance validation under simulated production conditions. This ensures each reamer meets or exceeds the specifications required for critical applications. In addition to the superior material quality, the company offers responsive customer support, technical assistance, and a straightforward warranty that covers manufacturing defects. By investing in this reamer, customers benefit from reduced downtime, lower total cost of ownership, and confidence that their machining operations will achieve the desired outcomes with minimal variability.
Key Features
- Six‑flute spiral design for superior chip evacuation and smoother cuts
- High‑speed steel construction delivers exceptional durability and heat resistance
- Precise reaming range of 0.3297‑0.4220 inches supports critical aerospace tolerances
- Made in the USA by M & J Tooling, ensuring strict quality control and consistency
- Responsive after‑sales support and warranty for peace of mind
FAQ
What materials can this reamer effectively work with?
The reamer is designed for use on a variety of metals including aluminum alloys, titanium, stainless steel, and other high‑strength alloys commonly found in aerospace and precision engineering applications.
How do I maintain the cutting performance of the reamer?
Regular cleaning to remove chips, periodic inspection for wear, and using appropriate cutting fluids will help maintain sharpness and extend the tool’s service life.
Is this reamer compatible with standard CNC machines?
Yes, the reamer fits standard collet sizes and can be used in both CNC and manual machining setups without modification.
What warranty does M & J Tooling provide?
The manufacturer offers a limited warranty covering any defects in material or workmanship, providing replacement or repair as needed.
Can I purchase this reamer in bulk for large production runs?
Bulk purchasing options are available; contact the supplier for volume pricing and lead‑time details.






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