BOSS perfect thread; 100% detect; For LCD TV shaft; BOSS FOR LCD TV Model: B, BS, CSS, CSOS, S, SS, CLS, KFSE, KFB3, ... 6061-T6Thread type: M1.0-M10,4-40,6-32,8-32,10-32, 1/4-20,2-56,3-48, 3/8 ... , vibration grinding machineInvolving areas: desktop computers, sheet metal, control cabinet, LCD TV, home appliances, circuit boardsThe applicable panel hardness: less than HRB80 ...