Convert your 3/8" and 1/4" air ratchet to an angle head drill. Kit includes both the 3/8" (LT-205) and the 1/4" (LT-210) Jacobs Chucks, chuck key (LT-215) and a cordless screwdriver adapter (LT-217). Uses include: Drilling, tapping, hole sawing, and stud removal in tight areas. Also available individually.