Bisibisi, Biti, Kishiko cha bisibisi, Wrench inayoweza kubadilishwa, Ufunguo mrefu wa Allen, Adapta ya Biti, Mmiliki wa kidogo, Kiwango cha Ujenzi, Patasi, Mbano, Kuchimba, Mashine ya kutoboa shimo
Seti Sehemu
187
Idadi ya vipande
Used during construction for adjusting screws, and other construction areas