China Made High Quality CNC Tool Holder Sk50/40/60-Er32/40/50 Machining Center Spring Chuck Er Tool Holder Full Range

• Coating：Coating
• Tooth Form：>2mm
• Structure：Sk40-Er Tool Holder
• Material：Carbon Steel
• Type：Tool Holder
• Transport Package：Carton

=== Base Info ===

• Model NO.：SK40-ER tool holder
• Trademark：HEYONLI
• Origin：China
• HS Code：8207709000
• Production Capacity：5000PCS,Month

=== Description ===

Basic Info.

Model NO. SK40-ER tool holder Trademark HEYONLI Origin China HS Code 8207709000 Production Capacity 5000PCS/Month

Product Description

1.SK-ER COLLET CHUCK TOOL HOLDER 
1.SK50 TOOL HOLDER MAIN PARAMETER:
2.SK30,SK40 TOOL HOLDER MAIN PARAMETER

2.Product Information:

Material: high quality 40Cr high carbon steel, blackening treatment, fine grinding

Taper shank: tolerance class < at3

Heat treatment hardness: hrc48-50

Runout: < 0.005mm-5mm

Surface roughness: RA < 0.005mm

3.Features

1.Spindle conicity standard:DIN69871A or GB10944
2.ER collet chuck set with ER collet with flexibility used for gripping cutting tool, drill 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
5.The spanner, pull stud chuck must purchase alone

4.SK60 tool holder 


5.HOw to choose CNC holder