Filament tepikapenatepi yomangandi tepi yolimbana ndi kupanikizika yomwe imagwiritsidwa ntchito pazinthu zingapo zolongedza monga kutseka mabokosi a malata opangidwa ndi fiberboard, kulimbikitsa phukusi, kusungira zinthu, pallet unitizing, ndi zina zotero. Zimapangidwa ndi zomatira zogwira mtima zomwe zimakutidwa pazitsulo zomwe nthawi zambiri zimakhala filimu ya polypropylene kapena polyester. ndi ma fiberglassfilaments ophatikizidwa kuti awonjezere mphamvu zolimba.Linapangidwa mu 1946 ndi Cyrus W. Bemmels, wasayansi wogwira ntchito kwa Johnson ndi Johnson.
Mitundu yosiyanasiyana yatepi ya filamentzilipo.Ena ali ndi mphamvu zokwana mapaundi 600 pa inchi imodzi ya m'lifupi.Mitundu yosiyanasiyana ndi zomatira ziliponso.
Nthawi zambiri, tepiyo ndi 12 mm (pafupifupi 1/2 inchi) mpaka 24 mm (pafupifupi 1 inchi) m'lifupi, koma imagwiritsidwanso ntchito m'lifupi zina.
Mitundu yosiyanasiyana yamphamvu, ma calipers, ndi zomatira zilipo.
Tepiyo imagwiritsidwa ntchito nthawi zambiri ngati kutseka kwa mabokosi a malata monga bokosi lathunthu, chikwatu chamagulu asanu, bokosi lathunthu la telescope.Zingwe zooneka ngati "L" zimayikidwa pamwamba pa chopichika, chotalikirana 50 - 75 mm (2 - 3 mainchesi) pamabokosi.
Katundu wolemera kapena wofooka womanga bokosi atha kuthandizidwanso ndi kugwiritsa ntchito mizere kapena magulu a tepi ya filament m'bokosi.