Boron is a chemical element with symbol B and atomic number 5. Produced entirely by cosmic ray spallation and supernovae and not by stellar nucleosynthesis, …
육각렌치볼트 (Hex SocketHead Cap Screw)
1.재질: Steel (SCM435) or Stainless(SUS)
2.표면 처리: 니켈, 아연, 무전해니켈 도금
3.사용: Profile 조립 및 Braket 조립시 사용