30 C.F.R. § 77.1010Download PDFCurrent through October 31, 2024Section 77.1010 - Collaring holes(a) Starter steels shall be used when collaring holes with hand-held drills.(b) Men shall not hold the drill steel while collaring holes, or rest their hands on the chuck or centralizer while drilling. 30 C.F.R. § 77.1010