Superior Electric RV13M03 Medium Duty Steel Keyless Drill Chuck. This medium duty steel keyless drill chuck is a versatile product that fits almost every brand drill motor. Compatible with cordless and portable drills, including brands like Makita, Milwaukee, DeWalt, Porter Cable and Bosch. Features: Medium duty 3/8" Keyless Steel Chuck 3/8" - 24 UNF Mount without Collar
- Maximum capacity(in): 3/8"
- Runout(in): 0.013"
- Minimum Capacity(in): 0.03"
- Sleeve Diameter (in): 1.7"
- Mount: 3/8"-24UNF