zhòngyīngguànyòngduǎnyù:
  •   shuāng kǒu niè zhì jiǎo dāo   solid nickel double blade spatula
  •   shuāng yuán chǐ lún gǔn dāo   double circular-arc gear hob
  •   shuāng tóu dāo jià bān shǒu   double end tool post wrench
  •   shuāng tóu guā dāo   double-end scraper
  •   shuāng tóu píng guā dāo   double-head flat scraper
  •   shuāng tóu gǔn dāo   double-thread hob
  •   shuāng tóu dāo   double-head endmill
  •   shuāng tóu jiàn cáo dāo   double-end slotting cutter
  •   shuāng wěi dāo bǐng   double tang shank
  •   shuāng zhá dāo kāi guān   two-pole knife switch
  •   shuāng zhù chē dāo jià   double post tool rest
  •   shuāng duān dāo   double-end mill
  •   shuāng zhá dāo kāi guān   double-bladed knife switch
  •   shuāng miàn rèn duān dāo   two-lip end milling cutter
  •   shuāng miàn 'ān quán dāo piàn   double-edge safety razor blade
  •   shuāng miàn dāo   double face mill