Qalabka haysta
Qalabka sita waxa la keenay hab u gaar ah oo wax lagu hagaajiyo kaas oo ka faa'ideysanaya furaha, walaaqa iyo saxanka korka carbide.
Qalabka sita waxaa loo soo bandhigay 90° ama 75° midkood, iyadoo ku xidhan rakibaadaada qalabka tuubada, faraqa ayaa lagu arki karaa sawirada hoose. Cabbirrada gacanta-haystaha aaladaha sidoo kale caadi ahaan waa heer 20mm x 20mm, ama 25mm x 25mm (loogu talagalay 15mm & 19mm gelinnada). Gelida 25mm, shank waa 32mm x 32mm, cabbirkan sidoo kale wuxuu diyaar u yahay qalabka gelinta 19mm.
Kuwa haysta agabka waxa lagu heli karaa saddex jiho oo kala door ah:
- Dhexdhexaad - Qalabkani waxa uu toosiyaa fiilada alxanka (chip) oo toos ah oo ka soo jeeda gelinta oo sidaas darteed waxay ku habboon tahay tuubada jihada kasta
- Midig - Qalabkani waxa uu leeyahay 3° ka baxsan si uu u leexiyo jilibka jihada ku wajahan hawlwadeenka mishiinka tuubada ee leh hawl bidix ilaa midig
- Bidix - Qalabkani waxa uu leeyahay 3° ka baxsan si uu u leexiyo jilibka jihada u jeediyaha hawlwadeenka ku jira mishiinka tuubada ee leh hawlgalka midig iyo bidix