Express Cutting Tools Inc.

Phone:  815-964-0410        Fax:  815-964-3909

1/2" Off-Set Boring Bars
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1/2" Boring Bar

Shank Diameter +.000-.0005"
Minimum Bore Diameter +.000-.005"
Maximum Bore Depth +.050-.000"
Overall Length ￿1/16"
Clearance Angles 8-10￿
Neck Diameter 25% of Min. Bore Diameter +.010

**** Customer Designed/Specialty Tooling available by Request ****

Shank DiameterOverall LengthOrder NumberMinimum Bore DiameterMaximum Bore Depth Price Each
1/2"3"
BB490750
BB4901000
BB4901250
BB4901500

.490
.490
.490
.490
.750
1.000
1.250
1.500
$68.50
4"
BB4902000
BB4902500
BB4902600
BB4902750
.490
.490
.490
.490
2.000
2.500
2.600
2.750
$72.25
6"
BB4903000
BB4903500
BB4904000
BB4904500
.490
.490
.490
.490
3.000
3.500
4.000
4.500
$95.50
 

Boring Bars:

Center Ground:  1/8"   3/16"    1/4"    5/16"    3/8"    1/2"   

Offset:             1/8"   3/16"    1/4"    5/16"    3/8"    1/2"  

Miniature:         1/8"