Reduced Shank HSS M2 Ripper (18mm Dia) for Aggressive Material Removal in Limited Holders in Canada.
The Snail Tools HSS M2 Roughing End Mill is a specialized, heavy-duty cutting tool designed to maximize material removal by offering a large 18 mm cutting diameter while fitting into a common 16 mm tool holder (Reduced Shank design). Its specialized roughing geometry efficiently breaks chips into small pieces, allowing for deeper cuts and higher feed rates while reducing cutting forces and chatter. The robust HSS M2 material provides an excellent balance of toughness and economy for hogging and heavy-duty roughing applications in mild steel, carbon steel, and cast iron across Ontario and the GTA.
Key Features & Reduced Shank Advantage
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Reduced Shank: Features an 18 mm Cut Diameter (D) on a 16 mm Shank Diameter (d), maximizing the material removal capacity for machines with limited collet sizes.
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Design: Roughing Geometry (Ripper/Hogging) – Breaks chips into small segments, which minimizes chatter, reduces cutting forces, and enables high Material Removal Rates (MRR) for rapid stock reduction.
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Material: HSS M2 (High-Speed Steel) – A cost-effective and reliable material with good toughness, ideal for handling the high shock loads and demanding conditions of roughing.
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Application: Essential for rapidly reducing stock size before a final finishing pass, significantly decreasing overall machining time, especially when large cutters are needed but holder size is restricted.
Technical Specifications
| Detail | Measurement (Metric) | Measurement (Imperial Approx.) |
| Type | Roughing / Ripper | Hogging End Mill |
| Shank Diameter (d) | 16 mm | 5/8 inches |
| Cut Diameter (D) | 18 mm | 0.709 inches |
| Length of Cut (B) | 35 mm | 1.38 inches |
| Overall Length (L) | 85 mm | 3.35 inches |
| Material Grade | HSS M2 | Molybdenum High-Speed Steel |
| Code | (Please provide a product code if available, e.g., 138) | – |
Trust Snail Tools to provide the aggression and efficiency required for the rapid roughing of ferrous materials.



















