• 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. Includes Components: PART NUMBER DESCRIPTION LT-205 3/8" Convert-A-Chuck Jacobs Chuck LT-210 1/4" Convert-A-Chuck Jacobs Chuck LT-215 Chuck Key LT-217 Screwdriver Adapter LT-220-CASE LT-220 Case