Features and Benefits:

• INTERNAL: 1/4″-2″ (8mm-51mm)
• EXTERNAL:1/8″-2″ (3mm-51mm)
• Tip sizes, Straight: .023″(.6mm), .039″(1.0mm), .047″(1.2mm), .074″(1.9mm)
• Tip Sizes, Bent 90-degrees: .039″(1.0mm), .047″(1.2mm)
• Contains one each of the 1421 and 1434 models along with 5 pairs of color-coded, interchangeable tips and hex key for each (10 total)