Precise Micro Drill Adapter with 15-JO Albrecht Chuck 

• Super sensitive adapter system makes small hole drilling easy and prevents drill breakage.
• 3/4" travel of depth control.
• Light spring tension retracts the drill to starting position.
• Hardened and precision ground shank 1/2" dia. 2" long.
• Permits quicker setup and sensitive drilling on big machines as well.