
Applications
  With the function of drilling, the thread cutting screw can complete drilling, tapping and locking directly without additional tooling. This thread cutting screw can not only clean the chips produced when fastened wood or plastic, but is also stable enough without backing out. The high toughness and maintainability of the thread cutting screw make the operation of drilling and taping safer and simpler. 
Materials:
  Steel / Zinc
  Steel / Black Oxide
  Steel / Black Zinc
  Steel / Black Phos
  Steel / Corrosion-Resistant Silver Ruspert
  410 Stainless Steel
  18-8 Stainless Steel
  316 Stainless Steel
Parameters:

| Basic Screw Diameter  | 
    Threads Per Inch  | 
    T | t | P | ||||
| Major Diameter | Minor Diameter | Protrusion Allowance  | 
  ||||||
| Max. | Min. | Max. | Min. | #2 Pt. | #3 Pt | |||
| 6mm | 0.1380Inch | 20 | 0.139 | 0.135 | 0.104 | 0.099 | 0.190 | - | 
| 8mm | 0.1640Inch | 18 | 0.166 | 0.161 | 0.122 | 0.116 | 0.211 | - | 
| 10mm | 0.1900Inch | 16 | 0.189 | 0.183 | 0.141 | 0.135 | 0.235 | 0.300 | 
| 12mm | 0.2160Inch | 14 | 0.215 | 0.209 | 0.164 | 0.157 | - | 0.353 | 
| 14mm | 0.2500Inch | 14 | 0.246 | 0.240 | 0.192 | 0.185 | - | 0.393 |