Century's national pipe thread taps offer precision cut threads, accurately formed for consistent, exact threading. Heat treated and tempered for file hard threads and longer useful life. Designed for hand cutting applications.
From the manufacturer
National Pipe Thread Taps
High carbon alloy national pipe thread tap sizes for internal threading on all type of pipes.
Liquid,cream or cosmetics items are quantity limited in shopping agent service
Chinese medicine is limited to ship by Chinese exporting goods.
2 Limitation for different shipping methods:
3 Yoybuy Product's Label:
Sensitive Product(SEN)
Product With battery
Cream
Powder
Dangerous Products
4 Volume weight Requested:
volume weight=length*height*Width/5000
one side must be less than 120cm,otherwise there is additional fee;250cm products can not be accept;
Any side must be less than 60cm,otherwise you will be charged the greater one between real weight and volume weight,more than 120cm will be not accepted.