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Boring Tool Holders Bars (non-indexable)

Boring Tool Holders

Double-ended Boring Tool Holders.
Each tool includes holder and one plain boring bar.
The holder is drop forged steel.
Square holes are broached at 90° angle on one end and 45° angle on the opposite end.

Tool Bits are not included.

Follow this link to see the corresponding High Speed Tool Bits for these Tool Holders..
Quantity Price Model Description Shank Size Bar Diameter Toolbit Size

$34.90 BTH-0
3/8" x 7/8" Boring Tool Holder 3/8" x 7/8 9/16" 3/16"

$34.90 BTH-1
1/2" x 1 1/8" Boring Tool Holder 1/2" x 1 1/8 3/4" 1/4"

$39.90 BTH-2
5/8" x 1 3/8" Boring Tool Holder 5/8" x 1 3/8 1" 5/16"

Boring Bars with Holders

Double-ended Boring Bars with square holders.
Black finish.
Square holes (for holding toolbiits) are broached at 90° angle on one end and 45° angle on the opposite end.
The round boring bar slides freely in the square holder block until the block is compressed.

Toolbits are not included.
Quantity Price Model Description Bar Diameter Overall Length Square Holder Holds Square Toolbit

$4.90 BBH-731
3/8" DE Boring Bar w/ Square Holder 3/8" 4-1/2" 1/2" 1/8"

$5.20 BBH-732
7/16" DE Boring Bar w/ Square Holder 7/16" 5-1/4" 5/8" 3/16"

$6.25 BBH-733
9/16" DE Boring Bar w/ Square Holder 9/16" 6-3/4" 3/4" 1/4"

$9.20 BBH-734
3/4" DE Boring Bar w/ Square Holder 3/4" 9-1/4" 1" 5/16"

$11.80 BBH-735
7/8" DE Boring Bar w/ Square Holder 7/8" 11-1/2" 1-1/8" 3/8"

$24.20 BBH-737
1 3/16" DE Boring Bar w/ Square Holder 1-3/16" 13-3/4" 1-1/2" 1/2"

Single End Boring Bars

Single End Boring Bars.
Black oxide finish.

Model BBS-3: 45° round-broached hole for round bits, commonly HS drill blanks or round carbide blanks.
Model BBS-8: 45° square-broached hole accepts standard high speed steel and carbide-tipped toolbits.

Toolbits are not included.
Quantity Price Model Description Bar Diameter Overall Length Tool Bit used

$7.50 BBS-8
1" Single End 45 deg Boring Bar 1" 6" 5/16" square

Double End Boring Bars for HS Toolbits

Double-ended Boring Bars.
Black oxide finish.
Holes are broached at 90° angle on one end and 45° angle on the opposite end.

Please note: the smaller bars in this section use round toolbits; the larger bars use square toolbits.
For bars requiring round toolbits, use High Speed drill blanks.

Toolbits are not included.
Quantity Price Model Description Bar Diam. Overall Length Toolbit

$4.95 BB-90
1/4" DE Boring Bar- HS Toolbit Type 1/4" 5" 5/32" Round

$4.95 BB-91
5/16" DE Boring Bar- HS Toolbit Type 5/16" 5" 3/16" Round

$5.95 BB-92
3/8" DE Boring Bar- HS Toolbit Type 3/8" 6" 3/16" Round

$7.90 BB-93
1/2" DE Boring Bar- HS Toolbit Type 1/2" 6" 3/16" Square

$6.00 BB-94
9/16" DE Boring Bar- HS Toolbit Type (sale) 9/16" 9" 3/16" Square

$9.75 BB-95
5/8" DE Boring Bar- HS Toolbit Type 5/8" 10" 1/4" Square

$10.80 BB-96
3/4" DE Boring Bar- HS Toolbit Type 3/4" 12" 1/4" Square

$14.50 BB-97
1" DE Boring Bar- HS Toolbit Type 1" 12" 5/16" Square

$19.50 BB-98
1-1/8" DE Boring Bar- HS Toolbit Type 1-1/8" 14" 7/16" Square

$24.50 BB-99
1-1/4" DE Boring Bar- HS Toolbit Type 1-1/4" 14" 1/2" Square