e27 Not Go Gauge  IEC 7006-28A-1 with thread screw

Purpose:

To check the minimum outside (major) diameter of the screw thread.

Testing :

When the gauge is placed over the thread of the cap on a finished lamp, held cap uppermost, the center contact shall not project beyond surface “X”. Only the weight of the gauge itself shall be used in the test.

We accept custom made including thread ring gauges and thread plug gauges,master ring gauge&plain ring gauge for

Americastandard:UN,UNC,UNF,UNEF,UNS,NPSC,NPSM,NPSH,NPSF,NPSI,NPSL,NH

UK standard: BSW,BSF

JP standard: PT

Germany standard:DIN

and other custom made standard.

Please kindly to show us your require dimension we will offer the exact model you need , thanks

Our service

1.High quality guarantee.

2.Shipment with professional documents.

3.Packing as your request, with photo before shipment.

4.Reply within 48 hours and provide solution within 3 working days

4.Professional after-service from our engineers.

5.Warranty period 12 monthes.

Our advantages

Professional technology support.

Full experience of large numbers containers loading in Chinese sea port.

Fast shipment by reputed shipping line.

Best service after shipment with emails.

Best knowledge about Safety Testor and other related machine in USA/UK/INDIA/AUSTRALIA/CANADA/SOUTH AFRICA ETC

We are professional test equipment manufaturer in China with excellent experience and skills, also have best quality products 

Our concept

1.Client is first. We are trying to bring maximum profit to our clients and offer best quality products

2.Credibility is the most important.

3.Quality control is our life.

4.Great sense of responsibility.

We will not only supply products service to you but also help you solve any other problem what we can do  ,we can meet in this large world is our fate ,so we have been friends ,looking forward to meeting you !

Our factory