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2 Flutes 45 Helix Rib Ball End Mills for Copper

2 45

Endmills for copper, copper alloy, nonferrous and non-
metallic materials.
JCRO coating provides wear resistance improvement as well as
avoid edge stress in various applications.
High speed, feed applicable by 45 degree helix and deep chip
pocket design
Minimize fracturing by high TRS fine(0.5 ) WC grade.

0.005 0.01 0.015 D Size D Tolerance
8R 0.5 ~ 5 +0 ~ -0.01mm
6 ~ 12 -0.005 ~ -0.015mm
-0.01 ~ -0.02mm
16
mm
0.25 ~ 2.5R 3R ~ 6R

Order Number Diameter Length Effective Overall Shank Order Number Diameter Length Effective Overall Shank
RD of cut Length Length Dia RD of cut Length Length Dia
2COB 005 010 S04 2COB 025 120 S06
2COB 005 020 S04 L1 L2 L d 2COB 025 160 S06 L1 L2 L d
2COB 005 030 S04 2COB 025 200 S06
2COB 005 040 S04 0.25R X 0.5 0.7 1 45 4 2COB 030 080 S06 1.25R X 2.5 4 12 60 6
2COB 005 050 S04 2COB 030 120 S06
2COB 005 060 S04 0.25R X 0.5 0.7 2 45 4 2COB 030 160 S06 1.25R X 2.5 4 16 60 6
2COB 006 020 S04 2COB 030 200 S06
2COB 006 030 S04 0.25R X 0.5 0.7 3 45 4 2COB 030 250 S06 1.25R X 2.5 4 20 60 6
2COB 006 040 S04 2COB 030 300 S06
2COB 006 050 S04 0.25R X 0.5 0.7 4 45 4 2COB 030 400 S06 1.5R X 3 4.5 8 60 6
2COB 006 060 S04 2COB 040 100 S06
2COB 006 080 S04 0.25R X 0.5 0.7 5 45 4 2COB 040 160 S06 1.5R X 3 4.5 12 60 6
2COB 006 100 S04 2COB 040 200 S06
2COB 008 020 S04 0.25R X 0.5 0.7 6 45 4 2COB 040 250 S06 1.5R X 3 4.5 16 60 6
2COB 008 030 S04 2COB 040 300 S06
2COB 008 040 S04 0.3R X 0.6 0.9 2 45 4 2COB 040 400 S06 1.5R X 3 4.5 20 60 6
2COB 008 060 S04 2COB 050 160 S06
2COB 008 080 S04 0.3R X 0.6 0.9 3 45 4 2COB 050 200 S06 1.5R X 3 4.5 25 70 6
2COB 008 100 S04 2COB 050 250 S06
2COB 008 120 S04 0.3R X 0.6 0.9 4 45 4 2COB 060 150 S06 1.5R X 3 4.5 30 70 6
2COB 010 030 S04 2COB 060 300 S06
2COB 010 050 S04 0.3R X 0.6 0.9 5 45 4 2COB 060 400 S06 1.5R X 3 4.5 40 80 6
2COB 010 080 S04 2COB 080 200 S08
2COB 010 100 S04 0.3R X 0.6 0.9 6 45 4 2COB 100 250 S10 2R X 4 6 10 60 6
2COB 010 120 S04 2COB 120 300 S12
2COB 010 160 S04 0.3R X 0.6 0.9 8 45 4 2COB 160 600 S16 2R X 4 6 16 60 6
2COB 010 200 S04
2COB 012 030 S04 0.3R X 0.6 0.9 10 45 4 2R X 4 6 20 60 6
2COB 012 040 S04
2COB 012 060 S04 0.4R X 0.8 1.2 2 45 4 2R X 4 6 25 70 6
2COB 012 080 S04
2COB 012 100 S04 0.4R X 0.8 1.2 3 45 4 2R X 4 6 30 70 6
2COB 012 120 S04
2COB 015 050 S04 0.4R X 0.8 1.2 4 45 4 2R X 4 6 40 80 6
2COB 015 080 S04
FOR COPPER 2COB 015 100 S04 0.4R X 0.8 1.2 6 45 4 2.5R X 5 8 16 80 6
2COB 015 120 S04
2COB 015 160 S04 0.4R X 0.8 1.2 8 45 4 2.5R X 5 8 20 80 6
2COB 015 200 S04
2COB 020 050 S06 0.4R X 0.8 1.2 10 45 4 2.5R X 5 8 25 80 6
2COB 020 080 S06
2COB 020 100 S06 0.4R X 0.8 1.2 12 45 4 3R X 6 9 15 90 6
2COB 020 120 S06
2COB 020 160 S06 0.5R X 1 1.5 3 50 4 3R X 6 9 30 90 6
2COB 020 200 S06
2COB 020 250 S06 0.5R X 1 1.5 5 50 4 3R X 6 9 40 90 6
2COB 025 060 S06
2COB 025 100 S06 0.5R X 1 1.5 8 50 4 4R X 8 12 20 100 8

0.5R X 1 1.5 10 50 4 5R X 10 15 25 100 10

0.5R X 1 1.5 12 50 4 6R X 12 18 30 110 12

0.5R X 1 1.5 16 50 4 8R X 16 30 60 160 16

0.5R X 1 1.5 20 50 4

0.6R X 1.2 1.8 3 50 4

0.6R X 1.2 1.8 4 50 4

0.6R X 1.2 1.8 6 50 4

0.6R X 1.2 1.8 8 50 4

0.6R X 1.2 1.8 10 50 4

0.6R X 1.2 1.8 12 50 4

0.75R X 1.5 2 5 50 4

0.75R X 1.5 2 8 50 4

0.75R X 1.5 2 10 50 4

0.75R X 1.5 2 12 50 4

0.75R X 1.5 2 16 50 4

0.75R X 1.5 2 20 50 4

1R X 2 3 5 50 6

1R X 2 3 8 50 6

1R X 2 3 10 50 6

1R X 2 3 12 60 6

1R X 2 3 16 60 6

1R X 2 3 20 60 6

1R X 2 3 25 65 6

1.25R X 2.5 4 6 50 6

1.25R X 2.5 4 10 50 6

145 JJ TOOLS