Extend the reach of your calipers Measure in places that are impossible to reach with a regular caliper. Features: Fits most brands and adapts in seconds Fits most 4", 6", and 8" dial, digital and Vernier calipers All Part Hardened and ground Product includes: 2 Universal Caliper Bodies 4 Pair of Accessory Points 2 Flat 2 Conical 2 Stem 2 Ball End Allen Wrench Note: Caliper is not included