
| Tappi Prod | ng conditions uct symbol | Machini speed ta LKSL | ng, in low- pping area LKSL XL | XSL | Machining, in SU+SL | middle spee SUXSL | d tapping ar AU+SL | ea AUXSL | MHSL | MHSL |
| Ta Surfa | p material ce treatment | HSS OX | HSS OX | HSS | HSS OX | HSS OX | HSS Coating | HSS Coating | HSS-Co Coating | HSS-Co Coating |
| Name | Long | neck | For genera use | l For stain | less steel | coated | coated | For middle hardness carbon stee | l For middle hardness carbon steel JIS | |
| Bored | Hole Shape | |||||||||
| For M i | etric Threads i | ②-9 | ②-10 | ②-36 | ②-16 | ②-42 | ②-12 | ②-38 | ②-4 | ②-6 |
| For Ui | nified Threads | |||||||||
| For Whi | tworth Threads | |||||||||
| For Screw Threads | used on Sewing Machines | |||||||||
| Pip | e Threads | |||||||||
| America | n Pipe Threads | |||||||||
| For Min | iature Threads | |||||||||
| For Trap | ezoidal Threads | |||||||||
| ~S25C | Low carbon steels | ◆ ◎ | ◆ ◎ | ◆ ◎ | ◆ ◎ | ◆ ◆ ◎ | ◆ ◆ ◎ | |||
| S25C~S45C | Medium carbon steels | ◆ ○ | ◆ ○ | ◆ ◎ | ◆ ◎ | ◆ ◎ | ◆ ◆ ◎ | ◆ ◆ ◎ | ||
| S45C~ | High carbon steels | ◆ ○ | ◆ ○ | ◆ ○ | ◆ ◆ ◎ | ◆ ◆ ◎ | ◆ ◆ ◎ | ◆ ◆ ◎ | ||
| SCM | Alloy steels | ◆ ○ | ◆ ○ | ◆ ◆ ◎ | ◆ ◆ ◎ | ◆ ◆ ◎ | ◆ ◆ ◎ | |||
| 25~35HRC | Heat treated steel | ◆ ◆ ◎ | ◆ ◆ ◎ | |||||||
| 35~45HRC | Heat treated steel | |||||||||
| 45~55HRC | Heat treated steel | |||||||||
| 55~63HRC | Heat treated steel | |||||||||
| SUS | Stainless steels(SUS) | ◆ ◎ | ◆ ◎ | ◆ ◆ ○ | ◆ ◆ ○ | |||||
| SKD | Tool steels | |||||||||
| SC | Cast steels | |||||||||
| FC | Cast irons | |||||||||
| FCD | Ductile cast irons | |||||||||
| Cu | Copper | |||||||||
| Bs BsC | Brass Brass castings | |||||||||
| PB | Bronze | |||||||||
| AL | Wrought aluminum | |||||||||
| AC, ADC | Wrought aluminum | ◆ ○ | ◆ ○ | |||||||
| Mg | Magnesium alloy die castings | |||||||||
| ZDC | Zinc alloy die castings | ◆ ○ | ◆ ○ | |||||||
| Titanium alloys | ||||||||||
| Nickel base alloys | ||||||||||
| Thermosetting plastic | ||||||||||
| Thermoplastic resin |