CNC Tools Spring Milling Collets ER20 ER32

-HRC46 ER Spring Collets, -Surface roughness in RZ 2.5, -High precision bore, -Clamping drill,end mill,reamer, -ER16,20,25,32,40 - details see: https://www.machineto.com/cnc-tools-spring-milling-collets-er20-er32-10156260

Place of Origin:Jiangsu China (Mainland)	Brand Name:ZHY	Model Number:ER Spring Collet	Material:SUJ2,high carbon bearing steel
Taper:8°	Hardness:HRC46	Surface Roughness:Within RZ2.5	Feature:Spring and shrink
Cutting Tool:Drill,end mill, reamer,etc.	Specification:ER8,ER11,ER16,ER20,ER25,ER32,ER40	Precision:0.015mm, 0.01mm, 0.005mm	Stock:Have large stock
Approval:ISO

1.Material:SUJ2, high carbon bearing steel, after heated have high hardness and toughness, better wear-resisting and longer life.

2.Clamping Range:ER8/11 is 0.5mm, ER16/20/25/32/40 is 1mm, hole diameter below 2.5mm is 0.5mm.

3.Precision:General class is 0.015mm, A class is 0.01mm, UP class is 0.005mm.

4.Suggestion:UP class matched with HSP nut, better stability.

5.Clamping Tools:Drill, end mill, reamer, etc.

6.Feature:spring and shrink, wide applied range and changable.

7.Hardness is HRC46°, taper is 8°, surface roughness is within RZ2.5.

8.Other collet: Power milling collet C20/25/32/42, OZ spring collet OZ25,etc.

9.Other products: Carbide end mill, carbide inserts, carbide rod, tool holder, chuck, drill chuck, reamer, drill, nut, wrench, etc.

The following specification for your reference:

Type	Diamer	Length	Range
ER8	8.5	13.5	0.5
ER11	11.5	18	0.5
ER16	17	27.5	1.0
ER20	21	31.5	1.0
ER25	26	34	1.0
ER32	33	40	1.0
ER40	41	46	1.0

Packaging Detail:1.Using small plastic bag to packing products.2.Using small paper box packing again.3.Covering with air bubble paper to ensure safty.4.Packing with plastic box (30mmx30mm) and sealing adhesive tape.

Delivery Detail:5~30days (If the product in stock will be dispatched at once.)