Hints for correctly using NBK products: Metal Super Knob

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Introducing usage methods for metal knobs that can be installed just by inserting commercial hex bolts.

Product details

Description of Knobs for Engineers

Customer Service

  • Usage Method
  • Technical Question
  • Customization Products
USA and Canada

NBK America LLC

9:00 to 17:00 on weekdays, Eastern Standard Time

Asia and Europe

Nabeya Bi-tech Kaisha

9:00 to 17:15 on weekdays, Japan Standard Time