1. Diameter: Li-diameter tse tloaelehileng li kenyelletsa M3, M4, M5, M6, M8, M10, M12, M14, M16, M18, M20, joalo-joalo, ka limilimithara. 2. Khoele ea khoele: lithupa tse nang le likhoele tse nang le li-diameter tse fapaneng hangata li lumellana le li-pitches tse fapaneng. Mohlala, sekontiri sa M3 hangata ke limilimithara tse 0.5, M4 hangata ke 0.7 millimet...
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