Skewed tooth cylindrical gears 斜齿圆柱齿轮

straight tooth cylindrical 直齿圆柱

straight-tooth cylindrical 直齿圆柱

arc tooth cylindrical gear 弧齿圆柱齿轮

slanting tooth cylindrical gear 斜齿圆柱齿轮

straight tooth cylindrical gear 直齿圆柱齿轮

straight-tooth cylindrical gear 直齿圆柱齿轮

curvilinear-tooth cylindrical gear 弧齿线圆柱齿轮

fine tooth cylindrical milling cutter 细齿圆柱铣刀