
| GSX MILL Endmills | 2 | Sharp Edge Endmills (2 Flutes) |
| GSX 20000S-2D Type |
| Coated | GSX | Hardened Steel |
| Carbide |
| 45~55 | 55~60 | 60~65 | Endmills | |||
| HRC | HRC | HRC | Stainless Steel | Ti Alloy / Heat Resistant Alloy | (mm) |
Grades Coating ◎ ◎ ◎ ◎ ◎ ◎
| Cat. No. | Stock | øD | 1 | 2 | L | ød |
| GSX 20050S-2D | l | 0,5 | 1,3 | 1,7 | 40 | 4 |
| GSX 20100S-2D | l | 1,0 | 2,5 | 3,5 | 40 | 4 |
| GSX 20150S-2D | l | 1,5 | 3,8 | 4,8 | 40 | 4 |
| GSX 20200S-2D | l | 2,0 | 5,0 | 6,0 | 40 | 4 |
| GSX 20250S-2D | l | 2,5 | 6,3 | 7,3 | 40 | 4 |
| GSX 20300S-2D | l | 3,0 | 7,5 | 9,0 | 45 | 6 |
| GSX 20350S-2D | l | 3,5 | 8,8 | 10,3 | 45 | 6 |
| GSX 20400S-2D | l | 4,0 | 11,0 | 14,0 | 45 | 6 |
| GSX 20450S-2D | l | 4,5 | 11,3 | 12,8 | 50 | 6 |
| GSX 20500S-2D | l | 5,0 | 13,0 | 19,6 | 50 | 6 |
| GSX 20550S-2D | l | 5,5 | 13,0 | 19,6 | 50 | 6 |
| GSX 20600S-2D | l | 6,0 | 13,0 | – | 50 | 6 |
| GSX 20700S-2D | l | 7,0 | 16,0 | 21,1 | 60 | 8 |
| GSX 20800S-2D | l | 8,0 | 19,0 | – | 60 | 8 |
| GSX 20900S-2D | l | 9,0 | 19,0 | 24,1 | 70 | 10 |
| GSX 21000S-2D | l | 10,0 | 22,0 | – | 70 | 10 |
| GSX 21200S-2D | l | 12,0 | 26,0 | – | 75 | 12 |
| GSX 21600S-2D | l | 16,0 | 32,0 | – | 90 | 16 |
| GSX 22000S-2D | l | 20,0 | 40,0 | – | 100 | 20 |
| øDc | Tolerance | 20 |
| 10 |
0 20 40 60 80 100 ( )
| Series | No. of | Diameter | Cutting | Cutting Edge | |
| Code | Teeth | Edge | Length |
( S: Sharp Edge ) C: Gash Land Drilling
1. For stable machining performance use rigid, high-precision machines and holders. 2. Use air blowing when dry machining. 3. Use wet machining for stainless steel, heat resistant alloy, and titanium alloy applications. 4. If chattering is a problem, reduce the spindle speed and feed rate indicated in the table below by the same ratio, or reduce the depth of cut. 5. This series is not recommended for grooving. 6. If the machine cannot achieve the recommended spindle speed, please use the max. spindle speed available. l Shoulder Milling
w øD w
oc oc
| Work Material Cond. | Structu | ral Steel | Carbon (150 to | Steel 250HB) | Cast | Iron | Alloy (25 to 3 | Steel 5HRC) | Tempere Harden (35 to 4 | d Steel, ed Steel 5HRC) | Harden (45 to | ed Steel 55HRC) | Stainle | ss Steel | Heat R St Titaniu | esistive eel, m Alloy |
| øD(mm) | Spindle Speed | Feed Rate | Spindle Speed | Feed Rate | Spindle Speed | Feed Rate | Spindle Speed | Feed Rate | Spindle Speed | Feed Rate | Spindle Speed | Feed Rate | Spindle Speed | Feed Rate | Spindle Speed | Feed Rate |
| (rpm) | (mm/min) | (rpm) | (mm/min) | (rpm) | (mm/min) | (rpm) | (mm/min) | (rpm) | (mm/min) | (rpm) | (mm/min) | (rpm) | (mm/min) | (rpm) | (mm/min) | |
| 1,0 | 16.600 | 180 | 16.600 | 180 | 16.600 | 180 | 15.500 | 130 | 10.500 | 70 | 7.500 | 45 | 9.400 | 50 | 7.500 | 35 |
| 2,0 | 9.500 | 250 | 9.500 | 250 | 9.500 | 250 | 9.000 | 200 | 6.200 | 100 | 4.500 | 60 | 5.400 | 70 | 4.500 | 50 |
| 4,0 | 5.400 | 330 | 5.400 | 330 | 5.400 | 330 | 5.000 | 250 | 3.400 | 120 | 2.500 | 75 | 3.000 | 90 | 2.500 | 65 |
| 6,0 | 4.000 | 400 | 4.000 | 400 | 4.000 | 400 | 3.700 | 300 | 2.550 | 150 | 1.900 | 100 | 2.300 | 110 | 1.900 | 80 |
| 8,0 | 3.000 | 400 | 3.000 | 400 | 3.000 | 400 | 2.800 | 300 | 1.900 | 150 | 1.400 | 100 | 1.700 | 110 | 1.400 | 80 |
| 10,0 | 2.400 | 400 | 2.400 | 400 | 2.400 | 400 | 2.200 | 300 | 1.500 | 150 | 1.100 | 100 | 1.300 | 110 | 1.100 | 80 |
| 12,0 | 2.000 | 400 | 2.000 | 400 | 2.000 | 400 | 1.850 | 300 | 1.300 | 150 | 950 | 100 | 1.100 | 110 | 950 | 80 |
| 16,0 | 1.500 | 330 | 1.500 | 330 | 1.500 | 330 | 1.400 | 250 | 950 | 120 | 700 | 75 | 850 | 85 | 700 | 60 |
| 20,0 | 1.200 | 280 | 1.200 | 280 | 1.200 | 280 | 1.100 | 220 | 750 | 110 | 550 | 65 | 650 | 75 | 550 | 55 |
| Shoulder do | c | 1,5 | D | 1,0 | D | |||||||||||
| cutting wo | c | 0,0 | 5D | 0,0 | 2D |
l Groove Finishing
| Work Material Cond. | Structu | ral Steel | Carbon (150 to | Steel 250HB) | Cast | Iron | Alloy (25 to 3 | Steel 5HRC) | Tempere Hardene (35 to 4 | d Steel, d Steel 5HRC) | Harden (45 to | ed Steel 55HRC) | Stainle | ss Steel | Heat R Ste Titaniu | esistive el, m Alloy |
| øD(mm) | Spindle Speed | Feed Rate | Spindle Speed | Feed Rate | Spindle Speed | Feed Rate | Spindle Speed | Feed Rate | Spindle Speed | Feed Rate | Spindle Speed | Feed Rate | Spindle Speed | Feed Rate | Spindle Speed | Feed Rate |
| (rpm) | (mm/min) | (rpm) | (mm/min) | (rpm) | (mm/min) | (rpm) | (mm/min) | (rpm) | (mm/min) | (rpm) | (mm/min) | (rpm) | (mm/min) | (rpm) | (mm/min) | |
| 1,0 | 16.600 | 180 | 16.600 | 180 | 16.600 | 180 | 15.500 | 130 | 10.500 | 70 | 7.500 | 45 | 9.400 | 50 | 7.500 | 35 |
| 2,0 | 9.500 | 250 | 9.500 | 250 | 9.500 | 250 | 9.000 | 200 | 6.200 | 100 | 4.500 | 60 | 5.400 | 70 | 4.500 | 50 |
| 4,0 | 5.400 | 330 | 5.400 | 330 | 5.400 | 330 | 5.000 | 250 | 3.400 | 120 | 2.500 | 75 | 3.000 | 90 | 2.500 | 65 |
| 6,0 | 4.000 | 400 | 4.000 | 400 | 4.000 | 400 | 3.700 | 300 | 2.550 | 150 | 1.900 | 100 | 2.300 | 110 | 1.900 | 80 |
| 8,0 | 3.000 | 400 | 3.000 | 400 | 3.000 | 400 | 2.800 | 300 | 1.900 | 150 | 1.400 | 100 | 1.700 | 110 | 1.400 | 80 |
| 10,0 | 2.400 | 400 | 2.400 | 400 | 2.400 | 400 | 2.200 | 300 | 1.500 | 150 | 1.100 | 100 | 1.300 | 110 | 1.100 | 80 |
| 12,0 | 2.000 | 400 | 2.000 | 400 | 2.000 | 400 | 1.850 | 300 | 1.300 | 150 | 950 | 100 | 1.100 | 110 | 950 | 80 |
| 16,0 | 1.500 | 330 | 1.500 | 330 | 1.500 | 330 | 1.400 | 250 | 950 | 120 | 700 | 75 | 850 | 85 | 700 | 60 |
| 20,0 | 1.200 | 280 | 1.200 | 280 | 1.200 | 280 | 1.100 | 220 | 750 | 110 | 550 | 65 | 650 | 75 | 550 | 55 |
| Groove doc | 1 | ,5D | ||||||||||||||
| finishing woc | ~0, | 02D |