A40-HPU_US-EN

DRILLING | High Performance and Universal Replaceable Insert Drilling System

Regrind Charts Universal Inserts

A

DRILLING

B

BORING

C

REAMING

Universal (130°) Spade Drill Inserts

Insert Thickness

Series

Size Range 1 - 1-/3/8

A

B

C

D

E

F

G

AA

1/4

0.125 0.125 0.150 0.200 0.250 0.300 0.350 0.350 0.400 0.500 0.500

0.156 0.156 0.250 0.250 0.375 0.437 0.437 0.500 0.500 0.500 0.500

0.218 0.218 0.325 0.350 0.500 0.587 0.612 0.675 0.700 0.750 0.750

0.065 0.065 0.070 0.080 0.100 0.100 0.125 0.140 0.165 0.185 0.185

0.070 0.065 0.090 0.100 0.120 0.140 0.170 0.200 0.225 0.250 0.250

1/4 1/4

3° 3° 3° 3° 3° 3° 3° 3° 3° 3° 2°

A B C D

3/16 9/32 5/16

31/32 - 1-3/8 1-1/4 - 1-3/4 1-1/2 - 2-3/8

D

5/16 5/16

3/8

2 - 2-7/8

3/8 3/8 3/8 3/8 1/2 1/2 1/2

BURNISHING

E F

7/16

2-1/2 - 3-3/8

1/2 5/8

3 - 3-7/8

G

3-1/2 - 4-1/2

H 1 - H 2

11/16 11/16 11/16

4 - 5

H 3

5-1/8 - 5-1/2 5-5/8 - 8-1/2

H 4 - H 9

NOTE: Maintain cuƫng edges of the tool within 0.001" T.I.R.

E

THREADING

X

SPECIALS

High Performance Regrinds : High Performance inserts should be reground and coated by Allied Machine before returning them to producƟon. The real economy of High Performance spade inserts is their improved producƟon rates (100% and 500%) and increased tool life (3 to 20 Ɵmes). Factory regrinding and coaƟng provides like-new tool performance. Our factory service reduces your total cost per hole.

A40: 28

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