Brownells 3/8" Buttstock Bolt Bit Fits Remington 870

The self-guiding, sleeved bits are precisely designed to fit Remington 870 and 1100 buttstocks, ensuring they do not become wedged between the stock bolt and the wood. It is recommended to use these bits with a 6 inches long, 3/8 inches drive extension and a T-handle for optimal performance.