Drilling Product Catalog

DRILLING | T-A® Replaceable Insert Drilling System

Recommended Drilling Data | Imperial (in)

GEN2 T-A | HIGH-SPEED STEEL Feed Rate (IPR) by Diameter

1 Series

2 Series

3 Series

4 Series

5 - 8 Series

0.6900" - 0.9609"

0.9610" - 1.3809"

1.3530" - 1.8829"

1.8500" - 2.5709"

2.4560" - 4.5070"

0.016 0.015 0.014 0.014 0.014 0.013 0.013 0.014 0.013 0.013 0.012 0.014 0.013 0.013 0.012 0.011 0.011 0.010 0.009 0.015 0.013 0.012 0.010 0.010 0.009 0.008 0.008 0.007 0.008 0.007 0.016 0.015 0.013 0.011 0.010 0.018 0.016 0.016 0.012 0.012 0.009 0.013 0.007 0.009 0.008 0.008 0.007 0.009 0.008 0.008 0.007 0.009

0.019 0.017 0.016 0.018 0.017 0.016 0.016 0.017 0.016 0.016 0.015 0.017 0.016 0.016 0.015 0.014 0.013 0.012 0.011 0.017 0.015 0.013 0.012 0.012 0.011 0.010 0.011 0.010 0.011 0.010 0.020 0.019 0.017 0.014 0.012 0.023 0.020 0.020 0.014 0.015 0.011 0.018 0.010 0.011 0.010 0.010 0.009 0.011 0.010 0.009 0.008 0.011

0.020 0.020 0.020 0.019 0.019 0.018 0.018 0.019 0.018 0.018 0.016 0.017 0.017 0.017 0.015 0.015 0.014 0.014 0.012 0.018 0.016 0.014 0.012 0.012 0.014 0.012 0.014 0.012 0.014 0.012 0.024 0.022 0.018 0.014 0.012 0.022 0.022 0.022 0.022 0.017 0.014 0.019 0.009 0.012 0.010 0.012 0.010 0.014 0.012 0.012 0.010 0.012

0.023 0.023 0.023 0.023 0.023 0.021 0.021 0.023 0.021 0.021 0.019 0.019 0.019 0.019 0.017 0.017 0.017 0.017 0.015 0.021 0.019 0.017 0.015 0.015 0.016 0.014 0.016 0.014 0.016 0.014 0.027 0.025 0.021 0.017 0.014 0.025 0.025 0.025 0.025 0.019 0.016 0.021 0.011 0.015 0.012 0.015 0.012 0.016 0.014 0.016 0.012 0.016

0.028 0.028 0.028 0.027 0.027 0.024 0.024 0.027 0.024 0.024 0.022 0.022 0.022 0.022 0.020 0.020 0.020 0.020 0.018 0.026 0.024 0.020 0.017 0.017 0.020 0.018 0.020 0.018 0.020 0.018 0.030 0.028 0.024 0.020 0.016 0.025 0.025 0.025 0.025 0.021 0.018 0.023 0.012 0.017 0.014 0.017 0.014 0.020 0.018 0.018 0.016 0.018

A30

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0.007

0.009

0.010

0.012

0.016

Tool failure can cause serious injury. To prevent: - When using holders without support bushing, use a short T-A holder to establish an initial hole that is a minimum of 2 diameters deep. - Do not rotate tool holders more than 50 RPM unless it is engaged with the workpiece or fixture. Visit www.alliedmachine.com/DeepHoleGuidelines for the most up-to-date information and procedures. Factory technical assistance is available for your specific applications through our Application Engineering department : appeng@alliedmachine.com. WARNING www.alliedmachine.com | 1.330.343.4283 A30: 128