AMPC_US-EN

2

DRILLING | T-A® Replaceable Insert Drilling System

T-A® Drill Insert Holders 2 Series | Flange Shank | Diameter Range: 0.961" - 1.380" (24.41 mm - 35.05 mm)

A

L 1

DRILLING

L 7

L 4

D 2

L 2

P 1

L 3

B

L 1

BORING

L 7

L 4

D 2

L 2

C

P 1

P 2

Stub Length

L 3

Straight Flute

REAMING

Body

Shank

L 2

L 4

L 3

L 1

D 2

L 7

P 1

Series

Length

Part No.

21020S-125F 22020S-125F 23020S-125F 24020S-125F 25020S-125F 21025S-125F 22025S-125F 23025S-125F 24025S-125F 25025S-125F 21020S-32FM 22020S-32FM 27020S-32FM 29020S-32FM 21025S-32FM 22025S-32FM

Stub Short

2.500 3.391 5.391 7.391 3.959 3.334 5.334 7.334 11.391 11.334

3.484 5.063 7.063 9.063 4.859 5.063 7.063 9.063 13.063 13.063

3.624 5.203 7.203 9.203 4.999 5.203 7.203 9.203 13.203 13.203

5.764 7.343 9.343

1-1/4 1-1/4 1-1/4 1-1/4 1-1/4 1-1/4 1-1/4 1-1/4 1-1/4 1-1/4

2.280 2.280 2.280 2.280 2.280 2.280 2.280 2.280 2.280 2.280

1/4 NPT 1/4 NPT 1/4 NPT 1/4 NPT 1/4 NPT 1/4 NPT 1/4 NPT 1/4 NPT 1/4 NPT 1/4 NPT 1/4 BSPT 1/4 BSPT 1/4 BSPT 1/4 BSPT 1/4 BSPT 1/4 BSPT

2

Intermediate

Standard Extended

11.343 15.343

D

Stub Short

7.139 7.343 9.343

2.5 BURNISHING

Intermediate

Standard Extended

11.343 15.343

Stub Short

63.5 86.1

88.5

92.0

148.5 188.6 614.0 795.0 183.4 188.6

32 32 32 32 32 32

60.0 60.0 60.0 60.0 60.0 60.0

128.6 554.1 735.0 123.4 128.6

132.2 557.6 738.6 127.0 132.2

2

XL

511.6 692.6 100.6

3XL

Stub Short

2.5

84.7

E

NOTE: Stub length holders have a 1/8" side pipe tap ( P 2 ). NOTE: 2.5 series inserts fit into both 2 and 2.5 series holders. However, 2 series inserts ONLY fit into 2 series holders. See page A30: 7 for visual.

THREADING

ConnecƟon Accessories

Admissible Tightening Torque* 61.0 in-lbs (690 N-cm)

Insert Screws 7495-IP15-1

Nylon Locking Screws

Insert Driver

Replacement Tips

Preset Torque Hand Driver

7495N-IP15-1

8IP-15

8IP-15TL

8IP-15B

*Tightening torques are calculated with a fricƟon coefficient of µ = 0.14 and develop 90% of ulƟmate yield strength.

A30: 58 - 67

A30: 73 & 111

X

Key on A30: 1

= Imperial (in) = Metric (mm) Screws sold in quanƟƟes of 10.

SPECIALS

Refer to Speed and Feed charts for recommended adjustments to speeds and feeds. Refer to page A30: 146 for deep hole drilling guidelines in this secƟon of the catalog. Visit www.alliedmachine.com/DeepHoleGuidelines for the most up-to-date informaƟon and procedures. Factory technical assistance is available for your specific applicaƟons through our ApplicaƟon Engineering Team. WARNING

A30: 68

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