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Left Hand Tandem Acme Taps

Left Hand Tandem Acme Taps

Tandem Acme Taps. Left-Handed.
29-degree Acme threads.
High speed steel, ground thread.
These tandem-style Acme taps rough and finish in one pass with class 2G fit.
These 'stock' Acme taps are engineered for cutting mild steel - no guarantee of results cutting other materials.

For questions regarding Out-of-Stock taps, please send us an EMAIL.

We can make custom Acme (and Trapezoidal) taps to order; email us with specifications, and we'll send a quote.
Please provide the following information in your request:
1. Size of the tap
2. Material to be tapped
3. Through-hole or Blind hole
4. Length of the cut
Requests for these custom-made items must be emailed to us.

Left hand acme taps over 1" are generally drop shipped from the manufacturer, and may incur an additional shipping charge.
Follow this link to explore our complete offering of taps, dies, and other threading tools.

Quantity Price Model Description Size TPI Thread Length O.A.L. Drill Size

$92.00 TAACL-3/8
3/8"-12 HSS Left Hand Tandem Acme Tap, 0342-0066 3/8" 12 2 9/16" 5" N

$92.00 TAACL-7/16
7/16"-12 HSS Left Hand Tandem Acme Tap, 0342-0067 7/16" 12 2 9/16" 5" 9.2 mm

$94.00 TAACL-1/2
1/2"-10 HSS Left Hand Tandem Acme Tap, 0342-0064 1/2" 10 2 9/16" 5" 10.4 mm

$113.00 TAACL-5/8
5/8"-8 HSS Left Hand Tandem Acme Tap, 0342-0065 5/8" 8 3 3/16" 6 1/4" 13 mm

$139.00 TAACL-3/4
3/4"-6 HSS Left Hand Tandem Acme Tap, 0342-0070 3/4" 6 4 5/16" 7 15/16" 39/64"

$158.00 TAACL-7/8
7/8"-6 HSS Left Hand Tandem Acme Tap, 0342-0075 7/8" 6 4 3/8" 8 5/8" 23/32"

$178.00 TAACL-1
1"-5 HSS Left Hand Tandem Acme Tap, 0342-0080 1" 5 5 1/4" 10 1/8" 13/16"

$212.00 TAACL-1-1/8
1-1/8"-5 HSS Left Hand Tandem Acme Tap, 0342-0085 1 1/8" 5 5 1/4" 10 3/4" 15/16"

$240.00 TAACL-1-1/4
1-1/4"-5 HSS Left Hand Tandem Acme Tap, 0342-0090 1 1/4" 5 5 1/4" 11 1/8" 1-5/64"

$302.00 TAACL-1-1/2
1-1/2"-4 HSS Left Hand Tandem Acme Tap, 0342-0093 1 1/2" 4 5 7/8" 12 5/8" 1-9/32"
Out of stock
$155.00 TAACL-U38
3/8"-12 HSS Left Hand Tandem Acme Tap, USA - - - - -

$170.00 TAACL-U716
7/16"-12 HSS Left Hand Tandem Acme Tap, USA - - - - -

$180.00 TAACL-U12
1/2"-10 HSS Left Hand Tandem Acme Tap, USA - - - - -

$195.00 TAACL-U58
5/8"-8 HSS Left Hand Tandem Acme Tap, USA - - - - -

$222.00 TAACL-U34
3/4"-6 HSS Left Hand Tandem Acme Tap, USA - - - - -

$235.00 TAACL-U78
7/8"-6 HSS Left Hand Tandem Acme Tap, USA - - - - -

$295.00 TAACL-U1
1"-5 HSS Left Hand Tandem Acme Tap, USA - - - - -

$330.00 TAACL-U118
1-1/8"-5 HSS Left Hand Tandem Acme Tap, USA - - - - -

$345.00 TAACL-U114
1-1/4"-5 HSS Left Hand Tandem Acme Tap, USA - - - - -

$530.00 TAACL-U112
1-1/2"-4 HSS Left Hand Tandem Acme Tap, USA - - - - -