快换、安全丝锥夹头
可以配置过载安全扭矩丝锥筒夹，配装离合器的夹头当攻丝攻盲孔或扭矩超过丝锥扭矩时离合器就会自动脱开，离合器打滑保护丝锥，丝锥不易折断。
机用丝锥柄径参数
公制丝锥规格 | ISO国内标准 圆柄X方柄 | JIS日本标准 圆柄X方柄 | 英制丝锥规格 | 圆柄X方柄 |
M2 | 2.8X2.25 | 3X2.5 | 1/8 | 4X3.15 |
M3 | 3.15X2.5 | 4X3.2 | 5/32 | 5X4 |
M4 | 4X3.15 | 5X4 | 3/16 | 5.5X4.5 |
M5 | 5X4 | 5.5X4.5 | 1/4 | 6.3X5 |
M6 | 6.3X5 | 6X4.5 | 5/16 | 6.3X5 |
M8 | 6.3X5 | 6.2X5 | 3/8 | 8X6.3 |
M10 | 8X6.3 | 7X5.5 | 1/2 | 9X7.1 |
M12 | 9X7.1 | 8.5X6.5 | 9/16 | 11.2X9 |
M14 | 11.2X9 | 10.5X6.5 | 5/8 | 12.5X10 |
M16 | 12.5X10 | 12.5X10 | 3/4 | 14X11.2 |
M18 | 14X11.2 | 14X11 | 7/8 | 16X12.5 |
M20 | 14X11.2 | 15X12 | ||
M22 | 16X12.5 | 17X13 | ||
M24 | 18X14 | 19X15 | ||
M27 | 20X16 | 20X15 | 1/8"PT | 8X6.3 |
M30 | 20X16 | 23X17 | 1/4"PT | 11.2X9 |
M33 | 22.4X18 | 25X19 | 3/8"PT | 14X11 |
M36 | 25X20 | 28X21 | 1/2"PT | 17.5X13.1 |
3/4"PT | 23.1X17.3 | |||
1"PT | 28.6X21.5 |
