Drilling Product Catalog

DRILLING | T-A® Replaceable Insert Drilling System

Z Series: 11.10 mm - 12.97 mm (0.4370" - 0.5109") T-A® Drill Holders

Straight Shank Holders

Body

Shank

L 2

L 4

L 3

L 1

L 5

D 2

P 1

Flute

Length

Part No.

A30

220Z0S-075L 240Z0S-075L 250Z0S-075L 270Z0S-075L 290Z0S-075L

Short

1.079 2.031 2.121 4.406 2.375 3/4 2.204 3.156 3.246 5.531 2.375 3/4 4.204 5.156 5.246 7.531 2.375 3/4 8.579 9.531 9.621 11.906 2.375 3/4 11.266 12.218 12.308 14.593 2.375 3/4

1/8 NPT 1/8 NPT 1/8 NPT 1/8 NPT 1/8 NPT

Standard Extended

Straight

XL

3XL

ER Collet Holders

Body

Collet Nut without Retaining Ring

L 2

L 4

L 3

L 1

ER

Flute

Part No.

210Z0S-16ER 210Z0S-20ER

42.1 42.1

48.5 48.5

50.8 50.8

75.8 79.8

ER-16 ER-20

ER-16N ER-20N

Straight

Connection Accessories

Nylon Locking Screws 7247N-IP7-1

Preset Torque Hand Driver

Admissible Tightening Torque* 84 N-cm (7.4 in-lbs)

Insert Screws

Insert Driver

Replacement Tips

7247-IP7-1

8IP-7

8IP-7TL

8IP-7B

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

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 department : appeng@alliedmachine.com. WARNING

A30: 113 - 139

A30: 23 - 28

Key on A30: 2

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

A30: 31

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