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From the Experts
Should I rebuild my Acme?
Dave Johnson
Dear Shop Doc,
My Acme-Gridley screw machines have been real money makers over the years, but all that production takes its toll in wear and tear on the machines. Will I [...]
Shop Doc – Vexed Hex
Dan Murphy
Dear Shop Doc,
I have a part that has an internal hexagon that needs to be put into the part in relation to milled features. Is there some way that a [...]
Shop Doc – High Speed Hard Milling
Jesse Xi Chen
Dear Shop Doc,
We are a mold shop specializing in cutlery molds with large cavities and tiny details, usually from 420 stainless steel hardened to 48 to 50HRC. Some corner radii [...]
“Twisted” while Broaching 400 Series Stainless
Peter Bagwell
I’m using a quarter inch hexagon broach to create a quarter inch deep form in 400 series stainless steel. However, the form is twisted, somehow spiraling from one end to [...]
