EZ Bars EZB-ST (Boring) H Chipbreaker 5° φA 5° F 5° • Without lead angle • Tough edge (General purpose) 11° 7° 12° φD rε S rε L2 1 L1 14° L3 30° H • Right-hand shown Chipbreaker in detail F Chipbreaker 5° 5° φA F • With lead angle 9° 5° • Sharp cutting (For finishing) 12° S φD rε 31° L2 1.1 L1 rε L3 F 30° H • Right-hand shown 18°(Rake angle after installment) Chipbreaker in detail EZ Bars Dimensions Min. Grades Boring Bore Dia. Dimension (mm) Applicable Description MEGACOAT Sleeves φA φD H L1 L2 L3 F S rε PR1225 F22~F27 Solid EZBR 020017ST-008H 2 1.7 1.5 27.3 7 4.7 0.79 0.19 0.08±0.015 ● EZH017… Positive 025020ST-008H 2.5 2 1.82 32 8 4.8 0.94 0.16 0.08±0.015 ● EZH020… 025020ST-015H 0.15±0.02 ● AD Bars 030025ST-008H 0.08±0.015 ● 030025ST-015H 3 2.5 2.3 35 10.5 4.8 1.19 0.15 0.15±0.02 ● EZH025… Negative 035030ST-008H 3.5 3 2.8 39 13 6.8 1.44 0.18 0.08±0.015 ● EZH030… 035030ST-015H 0.15±0.02 ● 040035ST-008H 4 3.5 3.3 42 15 6.7 1.69 0.24 0.08±0.015 ● EZH035… 040035ST-015H 0.15±0.02 ● 045040ST-008H 4.5 4 3.8 49 20 9.7 1.94 0.27 0.08±0.015 ● EZH040… 045040ST-015H 0.15±0.02 ● 055050ST-008H 5.5 5 4.8 58.2 25 9.7 2.44 0.33 0.08±0.015 ● EZH050… 055050ST-015H 0.15±0.02 ● 065060ST-008H 6.5 6 5.8 66.2 30 11.8 2.94 0.38 0.08±0.015 ● EZH060… 065060ST-015H 0.15±0.02 ● 075070ST-008H 7.5 7 6.8 74.2 35 11.7 3.44 0.44 0.08±0.015 ● EZH070… 075070ST-015H 0.15±0.02 ● EZBR 020017ST-005F 2 1.7 1.5 27.3 7 4.7 0.79 0.2 0.05±0.01 ● EZH017… 025020ST-005F 2.5 2 1.82 32 8 4.8 0.94 0.16 0.05±0.01 ● EZH020… 025020ST-015F 0.15±0.02 ● 030025ST-005F 3 2.5 2.3 35 10.5 4.8 1.19 0.2 0.05±0.01 ● EZH025… 030025ST-015F 0.15±0.02 ● 035030ST-005F 3.5 3 2.8 39 13 6.8 1.44 0.26 0.05±0.01 ● EZH030… 035030ST-015F 0.15±0.02 ● 040035ST-005F 4 3.5 3.3 42 15 6.7 1.69 0.33 0.05±0.01 ● EZH035… 040035ST-015F 0.15±0.02 ● 045040ST-005F 4.5 4 3.8 49 20 9.7 1.94 0.31 0.05±0.01 ● EZH040… 045040ST-015F 0.15±0.02 ● 055050ST-005F 5.5 5 4.8 58.2 25 9.7 2.44 0.45 0.05±0.01 ● EZH050… 055050ST-015F 0.15±0.02 ● 065060ST-005F 6.5 6 5.8 66.2 30 11.7 2.94 0.59 0.05±0.01 ● EZH060… 065060ST-015F 0.15±0.02 ● 075070ST-005F 7.5 7 6.8 74.2 35 11.7 3.44 0.65 0.05±0.01 ● EZH070… 075070ST-015F 0.15±0.02 ● Tolerance: Offset ±0.06mm , overall length ±0.1mm, edge height +0.06/0mm Recommended Cutting Conditions F18 EZ Bars are N : Std. Item F16 sold in 1 piece boxes