Screw combination service

Service description

  • After bonding the lever and knob female screw products with screws with anaerobic adhesive agent, fix them with pins.

  • Thread length after combination varies depending on screws. Refer to the following table.

Screw Part Number SCS SCSS
SAD-FT  SADS-FT
SADS-LC
SADS-RF
SADS-SD
Thread Length

Target product

  • Products of the lever, knob and screw categories are the target. Available / Additional charge is displayed at the end of each product page for the target product.
  • Products with screw diameter of M5 or above are the target.
  • Knobs with 4 mm or above s are the target.
  • Make the lever and knob thread diameters and screw thread diameter consistent.

  • Price of combination service. The price of the main product is not included.
  • For orders of 100 pieces or more, please contact our customer service.
  • Saturdays, Sundays and holidays are not our business days.

Part number specification

Please specify the lever and knob part number and screw part number after the service symbol NKA .
If the screw is SAD SADS, it may be combined with the screw cutting service.
* Make the lever and knob thread diameters and screw thread diameter consistent.
** If the order quantity is 10 t o 99, they will be shipped on the Third Working Day. For orders of 100 pieces or more, please
contact our customer service.

Customer Service

  • Usage Method
  • Technical Question
  • Customization Products

NBK America LLC

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