1. High-strength and high-toughness carbide teeth are used to improve the impact resistance of the teeth and reduce the tooth breakage rate; 2. The optimally designed tooth row number, tooth number, ...もっと見る
訪問者のメッセージメッセージを残してください.
まだ公のコメントはない
TCI Tricone Bit Mining Machine Parts Hard Rock Drill Bit Tricone Drilling Bit Set