Makita 193319-5 Drill ChuckMakita 193319 5 The Drill Chuck is designed as a replacement chuck for select Makita 1 2" Drills. This heavy duty chuck is constructed with durable metal for long life. Engineered for retaining large, industrial 1 2" drill bits. Key Features DESIGN : Heavy duty industrial 1 2" drill chuck engineered for positive bit retention CAPACITY : Accepts 1 2" drill bits DURABILITY : Durable metal construction for long life PERFORMANCE : For use with Makita 1 2"