When customers needed N pole be marked before,We usually suggested them to use red/blue line or point.Because we have automatic marking equipment.And to keep N pole mark same and perfect.
For large size block magnet,It usually needs to be glued and putted into moulding before line cutting,To cut a large size block magnet,it needs gluing and cutting more than three times.Maybe customers think that to cut a magnet is a easy thing,But cutting technology is complex and much time needed.
Disc&Round neodymium magnets are widely used for box manufacturing,Usually N series is strong enough.We provide standard grade neodymium magnet range from N35-N52.And keep their box high quality level in market.Popular size D10*2mm,D12*1.5mm.
strong force neodymium pot magnet with countersunk hole. with small size, but very strong force,it is good choice lock at wall, door, kitchen, warehouse etc for collection screw or other tools