Patent ID: 9409286
Filing Date: 2016-08-09
CPC Classification: B25B

Claim Text:
1. A screw removal tool comprising a tool body, a driving unit, and a tool tip, wherein the tool body has a hexagonal shaft with six engaging faces, and is connected to a cylindrical pin at a driving end thereof, and the cylindrical pin is connected to a block, the pin and the block arranged in an eccentric manner at the driving end; wherein the driving unit has a first face, a second face, six side faces, and a connecting hole that mates with the pin of the tool body and is eccentrically formed on the first face toward the second face, and by rotating the driving unit, the side faces of the driving unit and the engaging faces of the shaft are configured to be aligned or unaligned; wherein the tool tip has a has a first face, a second face, six peripheral sides, and an engaging hole that mates with the block at the driving end and is eccentrically formed on the first face toward the second face, and pressure is applied on the block to further prevent the tool tip from falling out, and the block and the engaging hole are both arranged in an eccentric manner so that when the tool tip is secured on the tool body, the peripheral sides of the tool tip are aligned with the engaging faces of the tool body and wherein the driving unit has a dented abutting part on the first face that is inwardly inclined toward the connecting hole.