Dhuumaha Qodista Gaaban
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China Short Drill tubbada warshadaynta
Dhererka: Dhererka u dhexeeya 5 cagood ilaa 10 cagood.
Dhexroor ka baxsan (OD): OD ee tuubooyinka daloolista gaagaaban inta badan waxay ku kala duwan yihiin inta u dhaxaysa 2 3/8 inches ilaa 6 5/8 inches.
Dhumucda gidaarka: Dhumucda gidaarka tuubooyinkani aad bay u kala duwanaan karaan iyadoo ku xidhan walxaha tuubada iyo xaaladaha godka la filayo.
Qalab: Tuubooyin gaagaaban ayaa laga sameeyaa bir aad u adag ama walxo alwaax ah oo u adkeysan kara deegaanka qodista adag.
Qalabka Wadajirka ah: Tuubooyinka daloolku waxay caadi ahaan leeyihiin kala goysyada qalabka ee labada daraf.Kala-goysyada qalabkani waxay noqon karaan noocyo kala duwan sida NC (Xiriirka Tirada), IF (Full Flush), ama FH (Full Hole).