Home > 4-Flute Ball Nose GM Series End Mills (standard & long length)

4-Flute Ball Nose GM Series End Mills (standard & long length)

Feature: 4-flute ball nose, single end, 30 degree helix

Material Grade: KMG303. Coating: TiAlN

Application: General-purpose milling of common steels, pre-hardened steels and cast irons. Also suitable for milling of stainless steels and high-temperature alloys.
Standard Length

Part Number D(inch) d(inch) H(inch) L(inch)
GM-4B-1/8" 1/8 1/8 1/2 1 1/2
GM-4B-5/32" 5/32 3/16 1/2 2
GM-4B-3/16" 3/16 3/16 5/8 2
GM-4B-7/32" 7/32 1/4 5/8 2 1/2
GM-4B-1/4" 1/4 1/4 3/4 2 1/2
GM-4B-17/64" 17/64 5/16 3/4 2 1/2
GM-4B-9/32" 9/32 5/16 3/4 2 1/2
GM-4B-5/16" 5/16 5/16 13/16 2 1/2
GM-4B-3/8" 3/8 3/8 1 2 1/2
GM-4B-7/16" 7/16 7/16 1 2 3/4
GM-4B-1/2" 1/2 1/2 1 3
GM-4B-9/16" 9/16 9/16 1 1/8 3 1/2
GM-4B-5/8" 5/8 5/8 1 1/4 3 1/2
GM-4B-3/4" 3/4 3/4 1 1/2 4
GM-4B-7/8" 7/8 7/8 1 1/2 4
GM-4B-1" 1 1 1 1/2 4

Long Length

Part Number D(inch) d(inch) H(inch) L(inch)
GM-4BL-1/8" 1/8 1/8 3/4 2 1/4
GM-4BL-3/16" 3/16 3/16 3/4 2 1/2
GM-4BL-1/4" 1/4 1/4 1 1/8 3
GM-4BL-5/16" 5/16 5/16 1 1/8 3
GM-4BL-3/8" 3/8 3/8 1 1/8 3
GM-4BL-1/2" 1/2 1/2 2 4 1/2

Note:
Contact us at customerservice@carbidemart.com
1. for volume discount.
2. for price and availability of products of other dimensions or custom specification.

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