WoodRiver Forstner Bit Extension 4

Woodriver Forstner Bit Extension 3/8″ x 4″

• Designed for use with WoodRiver forstner bits only
• Extension adds 4” to length of forstner bit
• Socket accepts forstner bits with 3/8” diameter shanks
• Forstner bit held in extension socket with two set screws – 3/8” diameter drive shank allows use of multiple extensions

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 3/8″ diameter shanks.