Chrisnik
4" Maghub Permanent Magnetized Hub - Box of 100
4" MagHub (100)
Chrisnik's surveyor's MagHub is zinc plated for corrosion resistance and has dimpled and cross marked head for placement of a prism pole or plumb bob. Use the long length of the MagHub to accurately mark soft surfaces that could not hold a masonry nail. They are not meant for driving into concrete or asphalt. Packed 100 to a box.