Stable holding, faster penetration speed

● Category: Screw for Steel
● Size: M4.2, M4.8, M5.5, M6.3
● Length: Per Customer's Request
● Material: C1022, 10B21

OEM/ODM is welcome

The initial developer for A2(18-8) capped screw

● Category: Screw for Steel
● Size: #9, #10, #12, #1/4, #17
● Length: Per Customer's Request
● Material: C1022+SS304 Cap

OEM/ODM is welcome

The best Anti-Corrosion design

● Category: Screw for Steel
● Size: #12, #1/4
● Length: Per Customer's Request
● Material: C1022+ZDC Cap

OEM/ODM is welcome