- Material: HSS high speed steel.
- Size: 16mm/0.62″ . 18.5mm/0.72″ . 20mm/0.78″ . 25mm/0.98″ . 30mm/1.18″
- High-speed steel and stainless steel hole saw drill hole saw . sheet metal reamer.
- Through a special heat treatment . sharp edge . high strength.
- High precision . smooth cutting . especially impact resistance . wear resistance.
Through a special heat treatment . sharp edge . high strength. It can work for 3mm Stainless steel plate and can quickly punching the precise holes in Steel . Stainless Steel .iron . Copper . Brass . Aluminum . Fiberglass . Formica And Other Laminates In Seconds.
Made from strong HHS high-speed-steel for durability.
High hardness . fast cutting . wear high temperature.
High Speed Steel blades set for accurate .fast and precision cutting.
Endurance blade offers faster cutting and extra long life for hobbyist.
Hardened steel body ensures straight . accurate cuts.
Precision ground teeth for perfect finish cut.
Size (Outside dia.) : 16/18.5/20/25/30mm
Note:In the process of punching hole . Suggested that adding water cooling to help to extend the service life of the product.