Forstner Bit Extension, 1/2" x 4"

Feature

Designed for use with WoodRiver forstner bits only
Extension adds 4" to length of forstner bit
Socket accepts forstner bits with 1/2" diameter shanks
Forstner bit held in extension socket with two set screws
1/2" diameter drive shank allows use of multiple extensions

Description

Forstner bit extensions solve one of the major problems with forstner Bits -- their limited depth capacity. This extension fits WoodRiver forstner bits only that have 1/2" diameter shanks.