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

Taper Shank Holders

Body

Shank

L 2

L 4

L 3

L 1

MT*

P 2

Flute

Length

RCA

Part No.

A30

220Z0S-002M

Short

27.3 51.6 88.0 160.3 #2 MT ISO 1/16 BSPT 2T-2SRM

Straight

240Z0H-002M 250Z0H-002M 220Z0S-002I 240Z0S-002I 250Z0S-002I 240Z0H-002I 250Z0H-002I

Standard Extended

69.4 80.2 116.6 188.9 #2 MT ISO 1/16 BSPT 2T-2SRM 120.2 131.0 167.4 239.7 #2 MT ISO 1/16 BSPT 2T-2SRM

Helical

Short

1.074 2.031 3.464 6.312 #2 MT 2.199 3.156 4.589 7.437 #2 MT 4.199 5.156 6.589 9.437 #2 MT 2.733 3.156 4.589 7.437 #2 MT 4.733 5.156 6.589 9.437 #2 MT

1/16 NPT 2T-2SR 1/16 NPT 2T-2SR 1/16 NPT 2T-2SR 1/16 NPT 2T-2SR 1/16 NPT 2T-2SR

Standard Extended Standard Extended

Straight

Helical

*MT ISO 296 type BEK.

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

A30: 32 & 111

Key on A30: 2

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

www.alliedmachine.com | 1.330.343.4283

A30: 30