Structural Steel Drilling Product Catalog

03 Series: 12.00 mm - 13.00 mm (0.472" - 0.512") Holders NOTE: For full diameter range offerings, see the 4TEX section of our drilling catalog. DRILLING | Structural Steel Solutions | 4TEX® Indexable Drill

A91

D 1

Body

Shank

Max Offset

L 2

L 3

L 1

D 2

D 4

Length

mm in 12.00 0.472 13.00 0.512 12.00 0.472 13.00 0.512 12.00 0.472 13.00 0.512 12.00 0.472 13.00 0.512 12.00 0.472 13.00 0.512 12.00 0.472 13.00 0.512

Part No.

D2031200M-20FM D2031300M-20FM D3031200M-20FM D3031300M-20FM D4031200M-20FM D4031300M-20FM D2031200M-075F D2031300M-075F D3031200M-075F D3031300M-075F D4031200M-075F D4031300M-075F

24.00 26.00 36.00 39.00 48.00 52.00 0.945 1.024 1.417 1.535 1.890 2.047

45.40 47.40

88.40 90.40

20.00 27.00 20.00 27.00

0.50 0.30 0.50 0.30 0.50 0.30

2xD

57.40 100.40 20.00 27.00 60.40 103.40 20.00 27.00 69.40 112.40 20.00 27.00 73.40 116.40 20.00 27.00

3xD

4xD

1.787 1.866 2.260 2.378 2.732 2.890

3.480 3.559 3.953 4.071 4.425 4.583

0.750 1.063 0.750 1.063 0.750 1.063 0.750 1.063 0.750 1.063 0.750 1.063

0.020 0.012 0.020 0.012 0.020 0.012

2xD

3xD

4xD

IC Inserts

Expected Hole Tolerances Length

mm in

Admissible Tightening Torque

ISO Style

Part No.

Insert Screw Torx® Driver

- 0.004 + 0.008 - 0.004 + 0.008 - 0.004 + 0.010

2xD - 0.10 + 0.20 3xD - 0.10 + 0.20 4xD - 0.10 + 0.25

4T-030203C-P 4T-030203P-P 4T-030203C-M 4T-030203P-M 4T-030203C-K 4T-030203P-K 4T-030203C-N 4T-030203P-N 4T-030203C-H 4T-030203P-H

Center

P

Periphery

Center

S M

Periphery

Center

0.5 N-m (4.4 in-lbs)

7241-T6-1

8T-6

K

Periphery

Center

N

Periphery

Center

H

Periphery

A91: 67

A91: 64 - 66

A91: 63

Key on A91: 2

= Metric ( mm ) = Imperial (in)

IC inserts sold in quantities of 10. Insert screws sold in quantities of 10.

A91: 49

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