Chengdu TianYi Mechanical & Electrical Equipment Co., Ltd.
We are a professional producer in China produce mostly solid carbide taps and CPM (powder HSS) taps, and carbide drills and end mills and reamers, and carbide milling inserts and cutting inserts. Please do not hesitate to contact us whenever you have any questions.

Here is the list for most of the products we are producing and selling:

1. UN taps Material: Carbide or CPM (Powder HSS, PM-HSS-E)
Thread size total length thread length shank square
No. 3 *4 *6 3 2.5
No. 4 *4 *6 3 2.5
No. 5 *6 *8 4 3.2
No. 6 *8 *8 4 3.2
No. 8 *2 *0 5 4
No. *0 *0 *2 5.5 4.5
No. *2 *0 *2 5.5 4.5
1/4 *2 *4 6 4.5
5/*6 *0 *0 6.1 5
3/8 *5 *5 7 5.5
7/*6 *0 *8 8 6
1/2 *5 *2 9 7
9/*6 *0 *2 *0.5 8
5/8 *5 *5 *2 9
3/4 **5 *0 *4 *1

Metric taps
Material: Carbide or CPM (Powder HSS, PM-HSS-E)
Thread size total length thread length shank square
M3 *6 *8 4 3.2
M4 *2 *0 5 4
M5 *0 *2 5.5 4.5
M6 *2 *4 6 4.5
M8 *0 *0 6.2 5
M*0 *5 *2 7 5.5
M*2 *2 *8 8.5 6.5
M*4 *8 *2 *0.5 8

We can produce many special solid carbide pipe taps and threads milling cutters and nut taps.
We can design according to customer's requirements.

Our carbide inserts products:
Korloy Carbide Inserts for Processing Aluminum
Item
APKT***4PDFR
CCGT*****2/**-AK
CCGT*9T**2/*4/**-AK
CCGT*****2/*4/**-AK
DCGT******-AK
DCGT******-AK
DCGT*1T***-AK
DCGT*1T**4/**-AK
TCGT******-AK
TCGT******-AK
TCGT*6T***-AK
TCGT*6T***-AK
VCGT******-AK
VCGT******-AK
VCGT******-AK
VCGT*****4/**-AK

WALTER Ball Nose Carbide Milling Inserts
Item
P****-D*8
P****-D*0
P****-D*2
P****-D*6
P****-D*0
P****-D*5
P****-D*8
P****-D*0
P****-D*2
P****-D*6
P****-D*0
P****-D*5

Regarding to other carbide inserts and nut taps and end mills and drills, many of them are designed for special customers and there are too many sizes involved, so we can not provide the detailed size list here.
Thank you for your time. For more information.
Let us know whenever you need more information. Thank you for your time.
Chengdu TianYi Mechanical & Electrical Equipment Co., Ltd.