China Milling Tool Holder MPM-CTH400 Suppliers, Manufacturer

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China Milling Tool Holder MPM-CTH400 Suppliers, Manufacturer

Milling tool holder, also called ER tool handle or milling chuck arbor, is a tool commonly used in modern machining. It is mainly composed of the tool handle body, the spring chuck and the nut. ItÂ is the connection between the mechanical spindle and the tool and other accessory tools.

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Product Description

Description

Machining and Heat Treatment: The tool holder body undergoes various machining processes, encompassing turning, drilling, and boring operations, to achieve the necessary internal cavities and exterior dimensions. Subsequent to machining, the tool holder body undergoes heat treatment procedures, like surface hardening, to elevate its surface hardness and enhance wear resistance.

Features

High precision

Large clamping range

Wide application

Simple operation

Lower cost

Parameter

Model No.BT×ER-L1	D	D1	Model No.BT×ER-L1	D	D1
BT30×ER16-70	28	31.75	BT45×ER32-70	50	57.15
BT30×ER20-70	34	31.75	BT45×ER32-100	50	57.15
BT30×ER25-70	42	31.75	BT45×ER32-120	50	57.15
BT30×ER32-70	50	31.75	BT45×ER40-80	63	57.15
BT30×ER40-80	63	31.75	BT45×ER40-100	63	57.15
BT40×ER16-70	28	44.45	BT45×ER40-120	63	57.15
BT40×ER20-70	34	44.45	BT50×ER16-70	28	69.85
BT40×ER20-100	34	44.45	BT50×ER16-90	28	69.85
BT40×ER20-150	34	44.45	BT50×ER16-135	28	69.85
BT40×ER25-60	42	44.45	BT50×ER20-70	34	69.85
BT40×ER25-70	42	44.45	BT50×ER20-90	34	69.85
BT40×ER25-90	42	44.45	BT50×ER20-135	34	69.85
BT40×ER25-100	42	44.45	BT50×ER20-150	34	69.85
BT40×ER25-150	42	44.45	BT50×ER20-165	34	69.85
BT40×ER32-70	50	44.45	BT50×ER25-70	42	69.85
BT40×ER32-100	50	44.45	BT50×ER25-135	42	69.85
BT40×ER32-150	50	44.45	BT50×ER25-165	42	69.85
BT40×ER40-70	63	44.45	BT50×ER32-70	50	69.85
BT40×ER40-80	63	44.45	BT50×ER32-80	50	69.85
BT40×ER40-120	63	44.45	BT50×ER32-100	50	69.85
BT40×ER40-150	63	44.45	BT50×ER32-120	50	69.85

Packing

Service

We have been providing the following CNC tools services to global customers for decades:

Business Type: OEM & ODM Manufacturer
DRW Format: DWG, PDF, IGS, STEP, SLDPRT, SLDDRW, PRT, DRW, DXF, X_T, etc.
Customization: Accepting customization for bulk orders
QC System: ISO9001: 2008 Certified
Core Advantages: Reliable quality, Competitive pricing, High precision tolerances, On-time delivery, and Excellent after-sales support.

FAQ

What materials are used for the tool holder body?

The tool holders are typically made from high-quality alloy steel which undergoes heat treatment and surface hardening for maximum durability.

Can I request a custom size not listed in the parameter table?

Yes, we provide OEM and ODM services. Customization is available once a specific minimum order quantity is met.

What is the delivery time for bulk orders?

We pride ourselves on on-time delivery. The exact lead time depends on the order volume and specific requirements.

Are these tool holders compatible with all CNC machines?

Our BT series tool holders are designed according to international standards (like BT30, BT40, BT50), making them compatible with standard CNC spindles.

How do you ensure the precision of your products?

We maintain a strict QC system certified by ISO9001:2008, using high-precision machining and inspection equipment to ensure tight tolerances.

What drawing formats do you accept for custom designs?

We accept a wide range of formats including DWG, PDF, IGS, STEP, DXF, and many others.