BOSS perfect thread; 100% detect; For LCD TV shaft; BOSS FOR LCD TV Model: B, BS, CSS, CSOS, S, SS, CLS, KFSE, ... , panel fastenersMaterial: 12L14, 12L15, 12L13, SUM24L, SUS303, S416 of, S430F, S316 6061-T6Thread type: M1.0-M10,4-40 ... grinding machineInvolving areas: desktop computers, sheet metal, control cabinet, LCD TV, home appliances, circuit boardsThe applicable panel hardness: less than HRB80 ...