Structural Steel Drilling Product Catalog

DRILLING | Structural Steel Solutions | T-A® and GEN2 T-A® Replaceable Insert Drills

1 Series: 17.53 mm - 24.40 mm (0.6900" - 0.9609") GEN2 T-A® Structural Steel Drill Inserts

A91

Insert

HSS: Super Cobalt

Carbide: K35 (C1)

Fractional Equivalent

D 1 mm

D 1 inch 0.7087 0.8125 0.8268 0.8661 0.8750 0.9375 0.9449

Series

AM200®

AM300®

451H-18-HE 451H-0026-HE 451H-21-HE 451H-22-HE 451H-0028-HE 451H-0030-HE 451H-24-HE

4C11P-18-HE 4C11P-0026-HE 4C11P-21-HE 4C11P-22-HE 4C11P-0028-HE 4C11P-0030-HE 4C11P-24-HE

18.00 20.64 21.00 22.00 22.23 23.81 24.00

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13/16

1

— —

7/8

15/16

1.5

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A91: 23 - 24

A91: 13 - 14

Key on A91: 2

Inserts sold in quantities of 2.

www.alliedmachine.com | 1.330.343.4283

A91: 12