Patent ID: 7243579
Filing Date: 2007-07-17
Classification: B25B

Abstract:
1. An apparatus for facilitating the use of tools on underground pipeline systems comprising: a cap/tool holder having a cylindrical body closed off on a first end by an end wall, said end wall forming an end wall opening adapted to lockingly connect to a rotatable shaft, and said cylindrical body having an open second end, said open second end forming a polygonal opening; a pliable donut-shaped cap/tool holder insert having a polygonal outer circumference corresponding to said polygonal opening adapted to fit snugly into said polygonal opening and flush with said second end; said cap/tool holder insert further comprising a plurality of projections extending from an inner circumferential surface of said cap/tool holder insert into a centralized space formed by said cap/tool holder insert; and locking means for securing said cap/tool holder insert within said cylindrical body.