5/16" Pilot Hole Replacement Chuck Key for Drill Press Power with 5/8" Chuck
This T-Handle Chuck Key has a pilot shank of 5/16" (5.9mm). This is a high quality and cost-effective product that will be just perfect for you. Chuck Keys Fits 5/8" Chuck. This is a well machined 5/16" (7.9mm) pilot shank chuck key.