A93-BTA_US-EN

2

DRILLING | BT-A Drill: BTA (STS) Deep Hole Machining System

BT-A Drill Holders 2 Series | Diameter Range: 0.9610" - 1.3809" (24.41 mm - 35.06 mm)

A

L 1

DRILLING

L 3

L 7

Wrench Flat

D 1

B

Tube Size

BORING

Holder

Tube Size

Wrench Flat (mm)

Part No.

T-A® Insert

D 1

L 3

L 1

L 7

BTA2-803-X.XXXX BTA2-804-X.XXXX BTA2-805-X.XXXX BTA2-806-X.XXXX BTA2-807-X.XXXX BTA2-803-XX.XX BTA2-804-XX.XX BTA2-805-XX.XX BTA2-806-XX.XX BTA2-807-XX.XX

803 804 805 806 807 803 804 805 806 807

0.9610 - 1.0399 1.0400 - 1.1299 1.1300 - 1.2209 1.2210 - 1.3119 1.3120 - 1.3809 24.41 - 26.41 26.42 - 28.70 28.71 - 31.01 31.02 - 33.32 33.33 - 35.06

3-3/32

4-25/64 4-3/32 4-25/64 4-31/64 4-31/64

1-19/64 1-7/64 1-27/64 1-27/64 1-27/64

1C12H-XXXX-BT 1C12H-XXXX-BT 1C12H-XXXX-BT 1C12H-XXXX-BT 1C12H-XXXX-BT 1C12H-XXXX-BT 1C12H-XXXX-BT 1C12H-XXXX-BT 1C12H-XXXX-BT 1C12H-XXXX-BT

21 22 25 27 30 21 22 25 27 30

3

2-31/32 3-1/16 3-1/16

C

78.5 75.9 75.4 77.9 77.9

111.5 103.9 111.4 113.8 113.8

33 28 36 36 36

REAMING

L 1

D

BURNISHING

ID 1

D 1

Tube Size

Tube

Tube Size

Part No.

D 1

ID 1

L 1

E

BTAT803-63 BTAT803-102 BTAT804-63 BTAT804-102 BTAT805-63 BTAT805-102 BTAT806-102 BTAT807-102

803 803 804 804 805 805 806 807

0.866 0.866 0.945 0.945 1.024 1.024 1.102 1.181

0.551 0.551 0.610 0.610 0.669 0.669 0.728 0.787

63

102

THREADING

63

102

63

102 102 102

X

Section A30

SPECIALS

Key on A93: 1

= Imperial (in) = Metric (mm)

A93: 6

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