---
product_id: 62587337
title: "Pro Series by HHIP 3901-4257 Pro 1 x Cat 40 V-Flange Shell End Mill Arbor"
brand: "pro series hhip"
price: "$216.79"
currency: USD
in_stock: false
url: https://www.desertcart.us/products/62587337-pro-series-by-hhip-3901-4257-pro-1-x-cat
store_origin: US
region: United States of America
---

# Pro Series by HHIP 3901-4257 Pro 1 x Cat 40 V-Flange Shell End Mill Arbor

**Brand:** pro series hhip
**Price:** $216.79
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** Pro Series by HHIP 3901-4257 Pro 1 x Cat 40 V-Flange Shell End Mill Arbor by pro series hhip
- **How much does it cost?** $216.79 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/62587337-pro-series-by-hhip-3901-4257-pro-1-x-cat)

## Best For

- pro series hhip enthusiasts

## Why This Product

- Trusted pro series hhip brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

Product Description
        	
        	
        		
        			Pro-Series 1&quot; X CAT 40 V-Flange Shell End Mill Arbor ~ for CNC machines with CAT 40 taper spindles. ~ Made of 20CrMnTi alloy steel. ~ Electrolysis nickel coating. ~ Balanced to 8,000 RPM. ~ Tolerance is .0002&quot; maximum. ~ Material is 42 CrMo. ~ Hardness is HRC 50~52. ~ Thread tolerance class is 4H. ~ Retention knob thread is 5/8-11.

## Features

- For CNC machines with CAT 40 taper spindles
- Made of 20CrMnTi alloy steel. Electrolysis nickel coating
- Balanced to 8,000 RPM. Tolerance is .0002" maximum
- Material is 42 Carom. Hardness is HRC 50~52
- Thread tolerance class is 4H. Retention knob thread is 5/8-11

## Images

![Pro Series by HHIP 3901-4257 Pro 1 x Cat 40 V-Flange Shell End Mill Arbor - Image 1](https://images-na.ssl-images-amazon.com/images/I/41ieZ%2BUs1DL.jpg)
![Pro Series by HHIP 3901-4257 Pro 1 x Cat 40 V-Flange Shell End Mill Arbor - Image 2](https://images-na.ssl-images-amazon.com/images/I/31cgkwdfWoL.jpg)

---

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**Shop now:** [https://www.desertcart.us/products/62587337-pro-series-by-hhip-3901-4257-pro-1-x-cat](https://www.desertcart.us/products/62587337-pro-series-by-hhip-3901-4257-pro-1-x-cat)

---

*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-03-14*