A30-TAS_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

Series

Length

Part No.

L 2

L 4

L 3

L 1

D 2

L 7

P 1

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

2-1/4 3-5/8 5-3/8 7-3/8 3-3/8 3-5/8 5-3/8 7-3/8 11-3/8 11-3/8

3-31/64 5-1/16 7-1/16 9-1/16 13-1/16 4-55/64 5-1/16 7-1/16 9-1/16 13-1/16

3-5/8

5-49/64 7-11/32 9-11/32 11-11/32 7-9/64 7-11/32 9-11/32 11-11/32

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

2-9/32 2-9/32 2-9/32 2-9/32 2-9/32 2-9/32 2-9/32 2-9/32 2-9/32 2-9/32

1/4 1/4 1/4 1/4 1/4 1/4 1/4 1/4 1/4 1/4

5-13/64 7-13/64 9-13/64

2

Intermediate

Standard Extended

13-13/64 15-11/32

D

Stub Short

5

5-13/64 7-13/64 9-13/64

2.5 BURNISHING

Intermediate

Standard Extended

13-13/64 15-11/32

Stub Short

57.2 85.7

88.5

92.1

148.5 188.6 614.1 795.1 183.4 188.6

32.0 32.0 32.0 32.0 32.0 32.0

60.0 60.0 60.0 60.0 60.0 60.0

1/4* 1/4* 1/4* 1/4* 1/4* 1/4*

128.6 554.1 735.1 123.4 128.6

132.2 557.7 738.7 127.0 132.2

2

XL

511.0 692.0

3XL

Stub Short

85.7 85.7

2.5

E

*Metric thread to BSP and ISO 7-1 NOTE: Stub length holders have a 1/8" side pipe tap ( P 2 )

THREADING

Connection 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 friction coefficient of µ = 0.14 and develop 90% of ultimate yield strength

A30: 58 - 67

A30: 73 & 111

X

Key on A30: 1

= Imperial (in) = Metric (mm) Screws sold in quantities 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 section of the catalog. 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 Team. WARNING

A30: 68

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