What is the smallest size annular cutter?

Annular cutters are available from 12 mm (1/2”) diameter to 200 mm (7 7/8”) and larger. Depths of 30 mm, 55 mm, 75 and 110 mm are commonly available.

Can you sharpen an annular cutter?

Annular Cutters offer superior holemaking capabilities. They cut faster, last longer, produce a better hole finish, a true round hole with very tight tolerances, can be re-sharpened and drills holes with less power and torque.

Can an annular cutter be used in a drill press?

Annular Cutters are most often used with mag drills but can also be used with machine tools such as mills and large drill presses with tool holders.

What is a Weldon shank?

A Weldon flat is a flat section on a tool shank. When placed in a Toolholder the flat on the shank is held in place by set screws within the body of the holder. Using this flat, a set screw securely holds the tool and prevents the tool from rotating when machining.

What does Weldon shank mean?

Can you use a mag drill upside down?

Can I use a magnetic drill horizontally or upside down? A. Yes! A portable magnetic drill can be positioned to meet your drilling needs.

Can Rotabroach Cutters be sharpened?

Rotabroach Sharpening – HSS, TCT & M42 We are equipped not only to sharpen these cutters, but we can re-gullet the teeth once the cutters have become too worn, allowing for easier chip removal and a smoother cutting rate, thus increasing cutting efficiency.

Who invented the Weldon shank?

In the winter of 1918, Carl A. Bergstrom opened the Weldon Tool Co. in Cleveland. Working from his shop atop the Blackstone Building, he developed a new kind of endmill, one with a 30° helical flute.

How big of a hole can you drill with a mag drill?

Utilizing a strong electromagnetic base, it can be adhered tight to carbon steel surfaces, even upside down or vertically, then used to drill holes of up to 5-1/8″ (130mm) diameter and tap holes of up to 1-5/8″ (40mm) diameter.