Structural Steel Drilling Product Catalog

DRILLING | Structural Steel Solutions | T-A® and GEN2 T-A® Replaceable Insert Drills

Recommended Drilling Data | Metric (mm)

A91

THIN WALL | SUPER COBALT

Feed Rate (mm/rev) by Diameter

Speed (m/min) - Mist Coolant

0 series

1 series

2 series

3 series

Hardness (BHN) 100 - 150 150 - 250 250 - 350

12.98 mm - 17.67 mm

17.53 mm - 24.40 mm

24.41 mm - 35.06 mm

34.37 mm - 47.82 mm

ISO Material

AM200® TiAlN

Structural Steel A36, A285, A516, etc.

39 35 32

34 31 28

0.30 0.28 0.25

0.45 0.40 0.36

0.48 0.43 0.40

0.50 0.48 0.45

P

NOTCH POINT & 150° STRUCTURAL STEEL | SUPER COBALT

Feed Rate (mm/rev) by Diameter

Speed (m/min) - Mist Coolant

0 series

1 series

2 series

3 series

Hardness (BHN) 100 - 150 150 - 250 250 - 350

12.98 mm - 17.67 mm

17.53 mm - 24.40 mm

24.41 mm - 35.06 mm

34.37 mm - 47.82 mm

ISO Material

AM200® TiAlN

Structural Steel A36, A285, A516, etc.

39 35 35

34 31 28

0.25 0.23 0.20

0.30 0.28 0.25

0.36 0.30 0.28

0.45 0.40 0.36

P

GEN2 T-A HIGH EFFICIENCY | SUPER COBALT

Feed Rate (mm/rev) by Diameter

Speed (m/min) - Mist Coolant

0 series

1 series

2 series

3 series

Hardness (BHN) 100 - 150 150 - 250 250 - 350

12.98 mm - 17.67 mm

17.53 mm - 24.40 mm

24.41 mm - 35.06 mm

34.37 mm - 47.82 mm

ISO Material

AM200®

Structural Steel A36, A285, A516, etc.

39 35 35

0.25 0.23 0.20

0.30 0.28 0.25

0.36 0.30 0.28

0.46 0.40 0.36

P

GEN2 T-A HIGH EFFICIENCY | CARBIDE K35 (C1)

Feed Rate (mm/rev) by Diameter

Speed (m/min) - Mist Coolant

0 series

1 series

2 series

3 series

Hardness (BHN) 100 - 150 150 - 250 250 - 350

12.98 mm - 17.67 mm

17.53 mm - 24.40 mm

24.41 mm - 35.06 mm

34.37 mm - 47.82 mm

ISO Material

AM300®

Structural Steel A36, A285, A516, etc.

50 47 43

0.20 0.15 0.13

0.28 0.25 0.23

0.38 0.33 0.30

0.43 0.38 0.33

P

A91: 23

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