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2 Flutes JJ Ball End Mills for Hardened Steels

2

JJ series

Endmills for pre-hardened and hardened steel (HRc52~70)
Good wear resistance by high quality Si-based PVD coating.
High precise edge tolerance.
Very nice work surface finish.
Outstanding performance at high speed machining by ultra fine
(0.2 ) WC grade.

0.005 0.01 D Size D Tolerance
0.1 ~ 0.15 +0 ~ -0.005mm
+0 ~ -0.01mm
0.2 ~ 5 -0.005 ~ -0.015mm
6 ~ 12

0.05 ~ 2.5R 3 ~ 6R mm

Order Number Diameter Length Overall Shank
of cut Length Dia
2JJB 001 002 S04 RD L1 L d
2JJB 0015 003 S04
2JJB 002 004 S04 0.05R X 0.1 0.2 40 4
2JJB 003 006 S04 0.075R X 0.15 0.3 40 4
2JJB 004 008 S04 0.1R X 0.2 0.4 40 4
2JJB 005 010 S04 0.15R X 0.3 0.6 40 4
2JJB 006 012 S04 0.2R X 0.4 0.8 40 4
2JJB 007 015 S04 0.25R X 0.5 1 45 4
2JJB 008 020 S04 0.3R X 0.6 1.2 45 4
2JJB 009 020 S04 0.35R X 0.7 1.5 45 4
2JJB 010 025 S04 0.4R X 0.8 2 45 4
2JJB 010 025 S06 0.45R X 0.9 2 45 4
2JJB 010 025 070 0.5R X 1 2.5 50 4
2JJB 012 030 S04 0.5R X 1 2.5 50 6
2JJB 015 040 S04 0.5R X 1 2.5 70 6
2JJB 015 040 S06 0.6R X 1.2 3 50 4
2JJB 015 040 070 0.75R X 1.5 4 50 4
2JJB 020 050 S04 0.75R X 1.5 4 50 6
2JJB 020 050 S06 0.75R X 1.5 4 70 6
2JJB 020 050 075 1R X 2 5 50 4
2JJB 025 060 S04 1R X 2 5 50 6
2JJB 025 060 S06 1R X 2 5 75 6
2JJB 030 080 S04 1.25R X 2.5 6 50 4
2JJB 030 080 S06 1.25R X 2.5 6 75 6
2JJB 030 080 080 1.5R X 3 8 50 4
2JJB 035 080 S06 1.5R X 3 8 60 6
2JJB 040 080 S04 1.5R X 3 8 80 6
2JJB 040 080 080 1.75R X 3.5 8 60 6
2JJB 040 080 S06 2R X 4 8 60 4
2JJB 040 080 090 2R X 4 8 80 4
New 2JJB 045 080 S06 2R X 4 8 70 6
2JJB 050 100 S06 2R X 4 8 90 6
New 2JJB 055 100 S06 2.25R X 4.5 8 70 6
2JJB 060 100 060 2.5R X 5 10 75 6
New 2JJB 060 120 080 2.75R X 5.5 10 75 6
2JJB 060 120 090 3R X 6 10 60 6
New 2JJB 070 140 S08 3R X 6 12 80 6
2JJB 080 120 060 3R X 6 12 90 6
New 2JJB 080 140 090 3.5R X 7 14 80 8
2JJB 080 140 100 4R X 8 12 60 8
2JJB 100 150 070 4R X 8 14 90 8
2JJB 100 180 100 4R X 8 14 100 8
2JJB 120 180 075 5R X 10 15 70 10
2JJB 120 220 110 5R X 10 18 100 10
6R X 12 18 75 12
6R X 12 22 110 12

21 JJ TOOLS