注：
  本体锥柄规格：JIS MAS 403 BT
  配用ER弹性筒夹，可适用于夹持铣刀、钻头、丝
  锥。
  装置时筒夹必需先置入螺母，再装入刀具，接着
  锁固入本体。
  适用专用扳手，不可用其它工具，可能造成刀体
  损坏。
1 Spindle conicity standard: JIS MAS 403 BT
2 ER col let chuck set with ER col let with flexibi l ity used
   for gripping cutting tool, dri l l bit, draw bolt and so on.
3 When using, nut should be clamped tensed firstly with
   cutting tools then locked into the main body.
4 Always use the recommended wrench or spanner,
  unless, there might cause damage of cutting tools

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