How to read: ねじかぎ
Pronunciation: 
Names and idioms with total stroke of 45:
善後措置 事前協議 受胎調節 地震空白域 護宝螺
Names and idioms similar to 螺旋鍵:
雄螺旋 鍵義 螺夏 螺旋刃 周旋人
Yojijukugo(idioms with 4 Kanji characters) including 螺旋鍵:
旋乾転坤 旋転囲繞
Idioms including 螺旋鍵:
旋毛を曲げる 螺子を巻く 螺子が緩む
Check stroke order for the words below:
臆説 陸弥 貧乏籤 伊東巳代治 官房学 骨盤腔 胡麻葉草