Hardware Products Type A and M ER Nut With G6.3 Dynamic Balancing

• Material: SNCM-220 steel, with high aseismicity.
• Hardness: HRC52°
• Thread: taper 30°, once molding processing, ensure precision, thread tolerance is 4H.
• Feature: With G6.3 dynamic balancing, suitable for rpm10,000, and with patent.
• Not: please using ER-A spanner to tighten up. Should put the collet into nut when we use it.
• Type M ER Nut, outside diameter is small than standard nut, thread is different with type A.
• Other ER nut: type UM/RD, type KM/RD.
• Other products: carbide end mill, carbide inserts, carbide rod, tool holder, tool heads, chuck, collet, spanner, drill, reamer, etc.
• The specification as follows: 

  Type	Cat.No	Outside Dia	Inside Dia	Length
  A	ER11A-LM	19	17	11.3
  A	ER16A-LM	28	25	17.5
  A	ER20A-LM	34	30	19
  M	ER8M-LM	12	Null	10.8
  M	ER11M-LM	16	Null	12
  M	ER16M-LM	22	Null	18
  M	ER20M-LM	28	Null	19
  M	ER25M-LM	35	Null	20
  UM/RD	ER25UM-LM	42	29	20
  UM/RD	ER32UM-LM	50	38.5	22.5
  UM/RD	ER40UM-LM	63	48.3	22.5
  UM/RD	ER50UM-LM	78	59	35.5
  KM/RD	ER25KM-LM	42	29	22.5
  KM/RD	ER32KM-LM	50	38.5	26
  KM/RD	ER40KM-LM	63	48.3	29
  KM/RD	ER50KM-LM	78	59	40