AMPC_US-EN

1

DRILLING | T-A® Replaceable Insert Drilling System

GEN2 T-A® Drill Inserts 1 Series | Diameter Range: 0.690" - 0.960" (17.53 mm - 24.38 mm)

A

T 1

D 1

DRILLING

132°

B

HSS Inserts - Super Cobalt • Carbide Inserts - C2 (K20) | C1 (K35)

Insert

HSS Part No.

Carbide Part No.

BORING

Fractional Equivalent

AM200® Super Cobalt

AM300® C2 (K20)

AM300® C1 (K35)

D 1 inch 0.7031 0.7087 0.7188 0.7283 0.7344 0.7480 0.7500 0.7656 0.7677 0.7813 0.7874 0.7969 0.8010 0.8071 0.8125 0.8268 0.8438 0.8465 0.8594 0.8661 0.8750 0.8858 0.8906 0.9055 0.9063 0.9219 0.9252 0.9375 0.9449

D 1 mm

T 1

Series

451H-.703

4C21P-.703

4C11P-.703 4C11P-18 4C11P-0023 4C11P-18.5 4C11P-.734 4C11P-0024 4C11P-.765 4C11P-19.5 4C11P-0025 4C11P-20 4C11P-.796 4C11P-.801 4C11P-20.5 4C11P-0026 4C11P-0027 4C11P-21.5 4C11P-.859 4C11P-0028 4C11P-22.5 4C11P-.890 4C11P-0029 4C11P-.921 4C11P-23.5 4C11P-0030 4C11P-19 4C11P-21 4C11P-22 4C11P-23

45/64

17.86 18.00 18.26 18.50 18.65 19.00 19.05 19.45 19.50 19.84 20.00 20.24 20.34 20.50 20.64 21.00 21.43 21.50 21.83 22.00 22.23 22.50 22.62 23.00 23.02 23.42 23.50 23.81 24.00

5/32 5/32 5/32 5/32 5/32 5/32 5/32 5/32 5/32 5/32 5/32 5/32 5/32 5/32 5/32 5/32 5/32 5/32 5/32 5/32 5/32 5/32 5/32 5/32 5/32 5/32 5/32 5/32 5/32

451H-18

4C21P-18

-

451H-0023 451H-18.5 451H-.734 451H-0024 451H-.765 451H-19.5 451H-0025 451H-.796 451H-.801 451H-20.5 451H-0026 451H-0027 451H-21.5 451H-.859 451H-0028 451H-22.5 451H-.890 451H-0029 451H-.921 451H-23.5 451H-0030 451H-19 451H-20 451H-21 451H-22 451H-23

4C21P-0023 4C21P-18.5 4C21P-.734 4C21P-0024 4C21P-.765 4C21P-19.5 4C21P-0025 4C21P-.796 4C21P-.801 4C21P-20.5 4C21P-0026 4C21P-0027 4C21P-21.5 4C21P-.859 4C21P-0028 4C21P-22.5 4C21P-.890 4C21P-0029 4C21P-.921 4C21P-23.5 4C21P-0030 4C21P-19 4C21P-20 4C21P-21 4C21P-22 4C21P-23

23/32

C

-

47/64

-

REAMING

3/4

49/64

-

1

25/32

-

51/64

- -

13/16

D

-

27/32

BURNISHING

-

55/64

-

7/8

-

57/64

1.5

-

29/32 59/64

E

-

15/16

- 4C11P-24 NOTE: 1.5 series inserts fit into both 1 and 1.5 series holders. However, 1 series inserts ONLY fit into 1 series holders. See page A30: 7 for visual. THREADING 451H-24 4C21P-24

X

Inserts sold in quantities of 2

A30: 112 - 143

A30: 52 - 56

A30: 4 - 6

SPECIALS

Coatings not listed above can be supplied as non-stocked standards. Process fees apply.

Key on A30: 1

TiN = 451T-XXXX

TiAlN = 451A-XXXX

HE

TiCN = 451N-XXXX

AM200 ® = 451H-XXXX

A30: 44

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