VECTOR 400, Skeletal Expanders, 3mm, PK/10

Delicate skeletal sector expansion screw with bright yellow directional arrow. Can also be used for single tooth movements. W x H x L6.20 x 2.80 x 11.00 mm expansion3.00 mm expansion per 1/1 turn0.35 mm expansion per ¼ turn0.0875 mm