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Environmental Products

Promoting Environmental Products

For doing earth-conscious activities, Nitto Kohki has obtained ISO 14001 certification and is working on various company-wide activities for environmental improvement.
As a part of such activities, we prohibit or reduce, in our products, the use of certain chemicals designated by us under RoHS directive and other environmental laws. Therefore, our products are being replaced with Environmental Products (which products meet Green Procurement Standard). Please note that some of our products are Non-compliant products (which products do not meet Green Procurement Standard) and we will continue to inform you of the update on such products through our website.

Compliance with RoHS (Ⅱ)

Regarding products containing "phthalic esters" that have become a specified hazardous substances of the RoHS (Ⅱ) directive, which would come into effect on July 22, 2019, they have been replaced to alternative materials excluding certain products. Please refer the following "RoHS compliant products" for Non-compliant products.

RoHS compliant products

  • Quick Connect Couplings CUPLA(As of July 22, 2019)
Non-compliant products
  • Lever Lock Cupla
  • Cupla with Tube Fitter
  • Cupla Connecting Jig
  • Pressure Gauge
Product Name Major Compliance Countermeasures

Standard brass couplings except Lever Lock Cupla

Low cadmium contained materials (Complied with RoHS directive)

Zinc chrome plated couplings

Changed to hexavalent chromium free plating such as nickel plating.

Note: Appearance of plated parts
The color of zinc chrome plating is yellow, while silver is nickel plating.
Some models with plating change may look different in color.

RoHS compliant products

  • Power & Machine Tools(As of July 22, 2019)
Non-compliant products
  • Super Hand (Models: SH-100A, ASH-900)
    ※ Tools are Eco-Friendly but the following optional accessories may contain lead and are not considered an Eco-Friendly product.
  • Optional Files for Super Hand
    (Rat Tail File SF-10, Triangular Taper File SF-11, Half Round File SF-12, and Flat Bastard File SF-13)
  • Super Hand Light (Model: SHL-40)
    ※ Tools are Eco-Friendly but the following optional accessories may contain lead and are not considered an Eco-Friendly product.
  • Optional Files for Super Hand Light
    (Rat Tail File LF-10, Triangular Taper File LF-11, Half Round File LF-12, and Flat Bastard File LF-13)
  • BABY BELTON(Model: BB-20 / Grip Rubber contains "Phthalic acid ester Bis (2-ethylhexyl) phthalate (DEHP)")
  • PALM ORBITAL SANDER(Models: APS-100, APS-125SV / Grip Rubber contains "Phthalic acid ester Bis (2-ethylhexyl) phthalate (DEHP)")
  • Certain products of ATRA (Power code contains "Phthalic acid ester Bis (2-ethylhexyl) phthalate (DEHP)")
Product Name Major Compliance Countermeasures

Electric and Hydraulic Machine Tools

Such as Printed-circuit boards changed from lead contained solder to lead-free solder

Jetbroach Cutters

Brazing alloy
Cadmium-free brazing alloy

RoHS compliant products

  • Electric Screwdrivers delvo(As of July 22, 2019)
Product Name Major Compliance Countermeasures

All Electric Screwdrivers delvo

Such as Printed-circuit boards changed from lead contained solder to lead-free solder

RoHS compliant products

  • Pumps & Compressors(As of July 22, 2019)
Product Name Major Compliance Countermeasures

Vacuum Pump / Compressor
Compressor

  • Plating on covers, brackets and screws is changed from zinc chrome to hexavalent chromium free.
  • Such as Coil Ass'y changed from lead contained solder to lead-free solder

RoHS compliant products

  • Door Closers(As of July 22, 2019)
Product Name Major Compliance Countermeasures

AUTO-HINGE Flag Type
AUTO-HINGE Center Hang Type Sliding Closers

  • Plating on spring parts is changed to hexavalent chromium free plating.
  • Plating over cases, fittings, brackets, and screws is changed from zinc chrome to hexavalent chromium free.

Environmental Law Terminology

EU RoHS Directive

In EU RoHS Directive requires reduction of hazardous substance contained in electric and electronic products so that we can prevent environmental pollution caused by improper disposal of electrical and electronic products or by aging process. The use of following six substances will completely be banned on and after 1 July 2006.

  1. Lead and lead compounds
  2. Mercury and mercury compounds
  3. Cadmium and cadmium compounds
  4. Hexavalent chromium compounds
  5. Polybrominated biphenyls (PBB)
  6. Polybrominated diphenylethers (PBDE)

EU RoHS (Ⅱ) Directive

Four substances of phthalic esters were added to the list of specified hazardous substances of the RoHS directive in June 2015. In the EU, the use of the following four substances contained in electric and electronic products excluding medical devices, and monitoring and control instruments will be completely banned on and after July 22, 2019.

  1. Phthalic acid ester Bis (2-ethylhexyl) phthalate (DEHP)
  2. Dibutyl phthalate (DBP)
  3. Benzyl butyl phthalate (BBP)
  4. Diisobutyl phthalate (DIBP)