A40-HPU_US-EN

C

DRILLING | High Performance and Universal Replaceable Insert Drilling System

High Performance / Universal Spade Drill Insert Holders C Series

A

L 1

DRILLING

L 7

L 4

D 2

D 1

P 1

L 3HP

L 3U

B

Straight Shank

Holder

Shank

BORING

Length

Style #125 #150 #100 #100 #200 #200 #250

Part No.

D 1

L 3HP

L 3U

L 4

L 1

D 2

L 7

P 1

20231-1500 20431-1250 20631-1250 20631-1500 20831-1250 20831-1500 21031-1500

Stub Short Short Short

1-1/2 - 2-3/8 2-19/64 1-1/2 - 2-3/8 4-19/64 1-1/2 - 2-3/8 4-19/64 1-1/2 - 2-3/8 4-19/64

3 5 5 5

2 4 4 4

6 8 8 8

1-1/2 1-1/4 1-1/4 1-1/2 1-1/4 1-1/2 1-1/2

4 4 4 4 4 4 4

- -

1/4 1/4 1/4 1/4 1/4

Standard 1-1/2 - 2-3/8 8-51/64 9-1/2 Standard 1-1/2 - 2-3/8 8-51/64 9-1/2

8-1/2 8-1/2

12-1/2 12-1/2

C

Long

1-1/2 - 2-3/8 18-19/64

19

18

22

REAMING

D

BURNISHING

E

THREADING

Connection Accessories

A40: 14 - 15

X

Key on A40: 1

Clamping Screw

Blade-Loc Screw

= Imperial (in) = Metric (mm )

1/4"-20 x 1

-

SPECIALS

Refer to Speed and Feed charts for recommended adjustments to speeds and feeds. Refer to page A40: 48 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 Team. WARNING

A40: 16

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