Home> Products> Spanners> ER Spanner> High quality ER20 M type spanner
High quality ER20 M type spanner
High quality ER20 M type spanner
High quality ER20 M type spanner
High quality ER20 M type spanner
High quality ER20 M type spanner
High quality ER20 M type spanner

High quality ER20 M type spanner

$2.6≥5Piece/Pieces

Payment Type:T/T
Incoterm:FOB
Min. Order:5 Piece/Pieces
Transportation:Ocean,Land,Air
Port:Qingdao,Shenzhen,Shanhang
Product Attributes

Model No.ER20 M

BrandChongde

Packaging & Delivery
Selling Units : Piece/Pieces
Package Type : neutral packing
Product Description

Ultra Quality ER20 M Wrench for ER20 M Collet Nut 

ER 20 M type Spanner/wrench for ER 20 M type collet nut.  Wrench are all deal with cryogenic treatment and thermal aging processing, which the hardness is higher than normal nut. Er Spanner heat treatment hardness: 40-45 HRC. Wrench usually made one or both ends of the handle opening or aperture sets of clamping bolts or Nuts. When applied to the use of the direction of rotation along the threaded shank force can wrenching bolts or nuts.


1. Sampleorder is available.

2. 80000 pcs per month.

3. Different types for your choice A, M, UM, TG type.

4. Spanners package with plastic bags.

5. Only for ER20 M NUT.

Er20m Sw


1. Material: 45#
2. ER spanner heat treatment hardness: 40-45 HRC
3. ER spanner appearance do sandblasting coating processing
4. ER20 M wrench works on Er20 Collet M type nut




Home> Products> Spanners> ER Spanner> High quality ER20 M type spanner

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