A30-TAS_US-EN

T-A® Drill Insert Holders 7 Series | Straight Shank | Diameter Range: 3.508" - 4.507" (89.10 mm - 101.60 mm) 7/8 A DRILLING | T-A® Replaceable Insert Drilling System

L 1

DRILLING

L 7

L 4

D 2

P 1

L 2

B

L 3

Straight Flute

Body

Shank

BORING

L 2

L 4

L 3

L 1

D 2

L 7

P 1

Length

Part No.

22070S-300L 24070S-300L 25070S-300L 27070S-300L 29070S-300L

Short

6.217

8.875

9.125

13.875 17.875 29.000 34.125 44.125

3 3 3 3 3

5.000 5.000 5.000 5.000 5.000

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

Standard Extended

10.217 21.342 26.467 36.467

12.875 24.000 29.125 39.125

13.125 24.250 29.375 39.375

XL

3XL

C

REAMING

D

BURNISHING

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: 108

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