(GM817) X-Power Pro Carbide 4Flute End Mill, Long Length

  • $63.25INC GST $57.50 EX GST
    Unit price per 

(GM817) X-Power Pro Carbide 4Flute End Mill, Long Length

  • $63.25INC GST $57.50 EX GST
    Unit price per 

Code: GM817020

P K H
    Key Features
  • 4 flutes with 30° helix for efficient, stable metal removal
  • Long length design for reach while maintaining rigidity and accuracy
  • Works in steels, hardened steels to 55 Rockwell, stainless steel and cast iron

Mill Diameter (mm)
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SKUMill Diameter (mm)Overall length (mm)Shank dia. (mm)FlutesLength of cut (mm)Stock Price Qty Add
GM8170202.040.04.048.0 5 days $57.50
GM8170303.050.06.0412.0 5 days $83.20
GM8170404.050.06.0415.0 In stock $62.50
GM8170505.060.06.0420.0 In stock $62.50
GM8170606.060.06.0420.0 In stock $62.50
GM8170808.070.08.0425.0 5 days $106.60
GM81710010.090.010.0430.0 In stock $118.50
GM81712012.090.012.0430.0 5 days $216.20
GM81714014.0110.016.0440.0 In stock $231.80
GM81716016.0110.016.0450.0 5 days $303.20
GM81720020.0110.020.0455.0 5 days $669.00

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  • Overview
  • Specifications
  • Operation
  • Work Material
  • Reviews
Product Description

X-POWER PRO 4 Flute 30° Helix Long End Mill GM817 delivers stable, precise milling. Advanced ‘Z Coating’ with an ultrafine micrograin carbide substrate supports long life in wet or dry cutting. It machines steels, hardened steels to 55 Rockwell, stainless steel and cast iron across 2–20 mm diameters. Compared to the original X-Power, expect 20–30% longer life, over 20% faster cutting, and improved finish.

  • 4 flutes with 30° helix for efficient, stable metal removal
  • Long length design for reach while maintaining rigidity and accuracy
  • Works in steels, hardened steels to 55 Rockwell, stainless steel and cast iron
  • Wet or dry cutting for process flexibility
  • 2–20 mm diameter range to match common setups
  • 20–30% longer life and over 20% faster cutting versus original X-Power
Product Data
Workpiece Material P K H
Cutting Shape Square
Hardened Steels(HRc40~45) Excellent
Helix Angle Square 30
Length Long
No. Flutes 4
Operation Die Sinking, Facing, Profiling, Side Milling, Slotting, Small Part
Shank Type Plain
Surface Treatment YG-1 Y Coating
Tool Material Carbide
Flutes 4
Helix Angle 30°
Cutting Edge Shape SQUARE
Size Min R2.0
Size Max R20.0
Length

Long Length

Coating Y-Coating

Profiling
Side Milling
Small Part
Slotting
Die Sinking
Facing
P Carbon Steels

Great

Good Great Excellent
P Alloy Steels

Excellent

Good Great Excellent
P Prehardened Steels

Excellent

Good Great Excellent
K Cast Iron

Great

Good Great Excellent
H Hardened Steels (HRc40~45)

Excellent

Good Great Excellent
H Hardened Steels (HRc45~55)

Great

Good Great Excellent
P

Non-alloy steel

Excellent Excellent
HRc
13252832
HB
125190250270300
P

Low alloy steel

Excellent Excellent
HRc
10293238
HB
180275300350
P

High alloy & tool steel

Excellent Excellent
HRc
1535
HB
200325
K

Grey cast iron

Good Good
HRc
1026
HB
180260
K

Nodular cast iron

Good Good
HRc
325
HB
160250
K

Malleable cast iron

Good Good
HRc
21
HB
130230
H

Hardened steels & cast irons

Excellent Excellent
HRc
384041
HB
400630

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