Description
Product Overview
The Assorts MT2 Shank Rotary Broaching Center Set is engineered for high‑precision internal square machining on a wide range of metalworking lathes. At its core is a precision‑ground MT‑2 shank holder that provides a rigid, concentric connection between the lathe tailstock and the rotary broach, eliminating wobble and ensuring repeatable accuracy. The set includes seven high‑speed steel (HSS) square punches sized from 3 mm to 12 mm, each heat‑treated for superior wear resistance and edge retention. All components are packaged in a compact, rugged case measuring 10 × 8 × 2 inches and weighing just 3.3 lb, making it easy to transport between job sites or store in a crowded toolroom. The included Allen key and detailed broaching instructions empower users of all skill levels to achieve professional results without additional tooling.
![[Product front view showing all components]](https://www.yarnfinds.store/wp-content/uploads/2026/08/b2342c3ebdf84ab2a9fd61cf30a15417.jpg)
Usage
This set is ideal for machining internal square profiles in steel, stainless steel, aluminum, brass, and other common engineering alloys. Whether you are producing precision components for aerospace, automotive, medical devices, or custom fixtures, the MT2 shank holder provides the stability required for tight tolerances. The workflow begins with drilling a pilot hole 10 % larger than the intended square size, followed by a controlled offset of the tailstock by 1°–1.5° to achieve the correct cutting angle. For situations where a larger pilot hole is not feasible, a 45° chamfer can be applied to the entry point, allowing the broach to start cleanly. The set excels in toolrooms, job shops, and on‑site repair stations where quick change‑over and reliable performance are essential.
Why Choose Us
Assorts has a long history of delivering durable, high‑quality cutting tools to professional machinists worldwide. Our MT2 Shank Rotary Broaching Center Set reflects that heritage through meticulous material selection, precision engineering, and rigorous quality control. Each HSS punch undergoes a proprietary heat‑treatment process that maximizes hardness while preserving toughness, reducing the risk of chipping during heavy cuts. The MT‑2 shank holder is machined to tight tolerances, guaranteeing a perfect fit with standard lathe tailstocks and eliminating the need for additional adapters. We stand behind our product with a responsive customer support team ready to assist with setup, troubleshooting, and after‑sales service, ensuring that your investment delivers consistent value over its lifespan.
Key Features
- Precision MT‑2 shank holder provides rock‑solid stability for accurate square broaching.
- Seven HSS square punches (3‑12 mm) cover a broad range of common internal dimensions.
- Heat‑treated HSS ensures long tool life and resistance to wear under heavy loads.
- Comprehensive broaching guide simplifies setup and reduces trial‑and‑error time.
- Dedicated customer support offers technical assistance and warranty coverage.
FAQ
What material is the shank holder made from?
The shank holder is machined from hardened steel with a precision‑ground MT‑2 interface, providing excellent rigidity and wear resistance for repeated use.
Can I use the set on a CNC lathe?
Yes, the MT‑2 shank holder is compatible with most CNC lathe tailstocks. Follow the same offset and drilling guidelines as with manual lathes for optimal results.
How do I choose the correct punch size?
Select a punch that matches the desired final square dimension. Drill a pilot hole 10 % larger than the punch size, then use the appropriate offset to achieve a clean cut.
Is there a warranty on the HSS punches?
All HSS punches are covered by a one‑year limited warranty against manufacturing defects. Contact our support team for claim processing.
Do I need any additional tools to operate this set?
All necessary tools, including an Allen key for securing the holder, are included in the package. No additional equipment is required beyond a standard lathe and drilling capability.





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