Patent ID: 8840345
Filing Date: 2014-09-23
Classification: B23B,Y10T

Abstract:
1. A device for drilling pocket holes in a workpiece comprising: a guide carrier having a slant bore for receiving a drill bit which defines a drilling direction; a front surface disposed at the guide carrier and urging a workpiece; a step collar mounted on a shank of the drill bit, which is slidable from a pre-drilling position to a post-drilled position toward and away from the guide carrier; a retaining structure disposed at the guide carrier to keep the step collar at the pre-drilling position; a drill bit carrier slidably connected to the retaining structure; wherein the step collar mounted to the shank of the drill bit is held within the drill bit carrier; wherein the step collar is held within the drill bit carrier by a step of the step collar and a stop collar mounted on the drill bit.