A30-TAS_EU-EN
DRILLING | T-A® Replaceable Insert Drilling System T-A Drill Insert Holders 7 Series | Straight Shank | Diameter Range: 89.10 mm - 101.60 mm (3.508" - 4.507") 7/8
A
L 1
L 7
L 4
DRILLING
D 2
P 1
L 2
L 3
Straight Flute
B
Body
Shank
Length
Part No.
L 2
L 4
L 3
L 1
D 2
L 7
P 1
BORING
22070S-300L 24070S-300L 25070S-300L 27070S-300L 29070S-300L
Short
6-3/4
8-7/8
9-1/8
13-7/8 17-7/8
3 3 3 3 3
5 5 5 5 5
1/2 1/2 1/2 1/2 1/2
Standard Extended
10-3/4 21-7/8
12-7/8
13-1/8 24-1/4 29-3/8 39-3/8
24
29
XL
27 37
29-1/8 39-1/8
34-1/8 44-1/8
3XL
C
REAMING
D
BURNISHING
E
THREADING
Connection Accessories
Admissible Tightening Torque*
Insert Screws 7619-IP25-1
Nylon Locking Screws
Insert Driver
Replacement Tips
Preset Torque Hand Driver
-
8IP-25
-
-
1750 N-cm (155.0 in-lbs)
*Tightening torques are calculated with a friction coefficient of µ = 0.14 and develop 90% of ultimate yield strength
A30: 102 - 105 Key on A30: 1
X
= Metric (mm) = Imperial (in) Screws sold in quantities 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 section of the catalogue. 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 Team. WARNING
A30: 108
www.alliedmachine.com | +44 (0) 1384 400 900 | enquiries.eu@alliedmachine.com
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