Min.: 3 mm
Max.: 5 mm
The Jkfh model, and the Kfh model are manufactured by Shanghai Jiangyan, and are broaching-type studs which are available with thread sizes ranging from M3 up to M5. The models provide sturdy re-usable threads in non-ductile elements which includes printed circuit boards, polycarbonates, acrylics, glass epoxy and as well as resin laminates.