A30-TAS_US-EN

7/8

DRILLING | T-A® Replaceable Insert Drilling System

T-A® Drill Insert Holders 7 Series | Flange Shank | Diameter Range: 3.5080" - 4.507" (89.10 mm - 101.60 mm) L 1

A

DRILLING

L 7

L 4

D 2

P 1

B

L 2

L 3

Straight Flute

BORING

Body

Shank

L 2

L 4

L 3

L 1

D 2

L 7

P 1

Length

Part No.

22070S-200F 25070S-200F 22070S-50FM 25070S-50FM

Short

6.042

8.875

9.125

13.375 28.394

2 2

4.500 4.500

1/2 NPT 1/2 NPT 1/2 BSPT 1/2 BSPT

Extended

21.986

23.894

24.144

Short

178.9 558.4

225.4 606.9

231.8 613.3

305.4 686.9

50 50

80.0 80.0

Extended

C

L 1

REAMING

L 7

L 4

D 2

P 1

L 2

D

L 3

Helical Flute BURNISHING

Body

Shank

L 2

L 4

L 3

L 1

D 2

L 7

P 1

Length

Part No.

24070H-200F

Standard

11.161

12.875

13.125

17.375

2

4.500

1/2 NPT

24070H-50FM

Standard

283.5

327.0

333.4

407.0

50

80.0

1/2 BSPT

E

THREADING

ConnecƟon Accessories

Admissible Tightening Torque*

Insert Screws 7619-IP25-1

Nylon Locking Screws

Insert Driver

Replacement Tips

Preset Torque Hand Driver

-

8IP-25

-

-

155.0 in-lbs (1750 N-cm)

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

A30: 102 - 105 Key on A30: 1

X

= 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: 106

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