ALEXANDRIA, Va., April 21 -- United States Patent no. 12,605,775, issued on April 21, was assigned to TUNGALOY Corp. (Fukushima, Japan).
"Body for gun drill" was invented by Hiroya Shikama (Iwaki, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a body capable of suppressing the bending of the body during machining. A body includes: a first attachment part serving as a portion that is provided on a leading end side and has a cutting edge mounted thereon; and a second attachment part serving as a portion that is provided at a position different from a position of the first attachment part along a circumferential direction and has a guide pad attached thereto on the leading end side. One discha...