SureGrip accessories are designed to improve steadiness in slippery hands. Rubber overmolded surfaces and finger-hugging curves give the user a comfortable, reliable grip on the accessory so they can focus on making an accurate measurement. One pair (red, black) of large alligator clips with nickel plated jaws. Multi-purpose tooth pattern grips anything from fine guage wire to a 20 mm bolt. Recommended for use with TL222 and TL224 test leads. CAT IV 600V, CAT III 1000 V, 10 A rating, UL Listed