Drilling Product Catalog

DRILLING | T-A® Replaceable Insert Drilling System

T-A® Drill Holders 3 Series: 34.37 mm - 47.82 mm (1.3530" - 1.8829")

Taper Shank Holders

Body

Shank

L 2

L 4

L 3

L 1

MT*

P 2

Flute

Length

RCA

Part No.

A30

22030S-004M 25030S-004M 27030S-004M 29030S-004M 23030H-004M 24030H-004M 22030S-004I 22030S-005I 23030S-004I 24030S-004I 24030S-005I 25030S-004I 27030S-004I 29030S-004I

Short

110.0 152.4 206.3 319.1 #4 MT ISO 1/4 BSPT 2T-4SRM 338.6 381.0 434.9 547.7 #4 MT ISO 1/4 BSPT 2T-4SRM 548.1 590.6 644.5 757.2 #4 MT ISO 1/4 BSPT 2T-4SRM 776.7 819.2 873.1 985.8 #4 MT ISO 1/4 BSPT 2T-4SRM 179.8 196.9 250.8 363.5 #4 MT ISO 1/4 BSPT 2T-4SRM 224.3 241.3 295.2 408.0 #4 MT ISO 1/4 BSPT 2T-4SRM

Extended

XL

Straight

3XL

Intermediate

Standard

Helical

Short Short

4.391 6.000 8.124 12.562 #4 MT 4.048 6.000 8.124 13.812 #5 MT 6.141 7.750 9.874 14.312 #4 MT 7.891 9.500 11.624 16.062 #4 MT 7.548 9.500 11.624 17.312 #5 MT 13.391 15.000 17.124 21.562 #4 MT 21.641 23.250 25.374 29.812 #4 MT 30.641 32.250 34.374 38.812 #4 MT

1/4 NPT 2T-4SR 1/4 NPT 2T-5SR 1/4 NPT 2T-4SR 1/4 NPT 2T-4SR 1/4 NPT 2T-5SR 1/4 NPT 2T-4SR 1/4 NPT 2T-4SR 1/4 NPT 2T-4SR

Intermediate

Standard Standard Extended

Straight

XL

3XL

*MT ISO 296 type BEK.

Connection Accessories

Nylon Locking Screws 7514N-IP20-1

Admissible Tightening Torque*

Insert Screws 7514-IP20-1

Insert Driver

8IP-20 1370 N-cm (121.3 in-lbs) *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: 79 - 84

A30: 88 & 111

Key on A30: 2

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

www.alliedmachine.com | 1.330.343.4283

A30: 86