Precise Sensitive Hand Drill Feed - 3700-0001

• 1/2" diameter hardened and precision ground straight shank X 0JT.
• Grasp free turning ring and feed drill.
• Spring loaded 3/4" travel fits any drill, mill, lathe or jig borer.
• Reduces small drill breakage.
• Suitable for drills from .008-5/32".
• TIR is .002"
• Drill chuck not included.