201 m bango bakin karfe bututu ne gaba daya sunan karfe bututu a wasu sashe siffofin ban da zagaye bututu, tare da walda nau'i bututu da seamless nau'i bututu. Saboda dangantakar kayan aiki, baken karfe nau'in bututun gabaɗaya ya fi 304 kayan aiki, 200, 201 kayan aiki taurin iska mai ƙarfi, ƙirar wuya ya ƙaru.

Bakin karfe nau'i bututu ne: Oval, Flat Oval, Triangular, Trapezoidal, Sector, guda Slot, biyu Slot da sauransu m siffar bututu. Za a iya yin ta hanyar zagaye bututun aiki don zama abokin ciniki bukatar siffar, kuma za a iya kai tsaye ta hanyar walda bututun inji aiki.

Bakin karfe nau'i bututu ne yawanci raba bisa ga karya sashi, gaba daya siffar, yawanci za a iya raba shi zuwa: Oval nau'i bututu, triangular nau'i bututu, hexagonal nau'i bututu, diamond nau'i bututu, bakin karfe zane-zane bututu, bakin karfe U nau'i bututu, D nau'i bututu, bakin karfe bending, S nau'i bututu bending, octagonal nau'i bututu, rabin zagaye nau'i bututu, m hexagonal nau'i bututu, biyar petals plum nau'i bututu, biyu convex nau'i bututu, biyu concave nau'i bututu

Bayani na samfurin

12.7*12.7mm-400*400mm， Bango kauri 0.6mm-20mm, bakin karfe zagaye bututu ne yau da kullun 6 * 1-630 * 28, bayanan bayanai ne 4in, 6in, 1in, 1.2in, 1.5in, 2in, 2.5in, 3in, 4in, 5in, 6in, 8in, 102, 108, 127, 133, 139, 159, 168, 177, 194, 219, 273, 325, 377, 426, 530, 630 da sauransu. Bakin karfe nau'in bututu yawanci ne rectangular karfe bututu, triangular karfe bututu, hexagonal karfe bututu, bakin karfe tsari bututu, U-nau'in bututu, D-nau'in bututu, ruwa bending da dai sauransu.