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  • Heli-Coil-STI-Straight-Flute
  • Heli-Coil STI Tap dimensions
Spiral Pointed - Plug & Spiral Flute.
Used for efficient chip disposal in production tapping operations. Available in sizes thru 1/2".

Spiral Pointed - Plug (4 Thread Chamfer). Incorporates an angular grind at the point end of the tap which shears chips and drives them forward of the tap. Used widely in long thru holes and blind holes with ample chip clearance. They are free cutting and provide increased tap strength. Not recommended for abrasive materials.
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MFG #

Inventory

List Price

Thread Size

Thread Size Inch

Class of Fit

A - Length Overall

B - Thread Length

C - Length of Square

01CSB N/A {0} {QUOTE} N/A #1-64 N/A .073 in N/A 3B N/A 1.812 in N/A .500 in N/A .188 in
02CSB N/A {0} {QUOTE} N/A #2-56 N/A .086 in N/A 3B N/A 1.875 in N/A .562 in N/A .188 in
03CSB N/A {0} {QUOTE} N/A #3-48 N/A .099 in N/A 3B N/A 1.938 in N/A .625 in N/A .188 in
04CSB N/A {0} {QUOTE} N/A #4-40 N/A .112 in N/A 3B N/A 2.000 in N/A .688 in N/A .188 in
05CSB N/A {0} {QUOTE} N/A #5-40 N/A .125 in N/A 3B N/A 2.125 in N/A .750 in N/A .250 in
06CSB N/A {0} {QUOTE} N/A #6-32 N/A .138 in N/A 3B N/A 2.375 in N/A .875 in N/A .250 in
2CSB N/A {0} {QUOTE} N/A #8-32 N/A .164 in N/A 3B N/A 2.375 in N/A .938 in N/A .281 in
3CSB N/A {0} {QUOTE} N/A #10-24 N/A .190 in N/A 3B N/A 2.500 in N/A 1.000 in N/A .312 in
1CSB N/A {0} {QUOTE} N/A #12-24 N/A .216 in N/A 3B N/A 2.719 in N/A 1.125 in N/A .375 in
4CSB N/A {0} {QUOTE} N/A 1/4-20 N/A .250 in N/A 3B N/A 2.719 in N/A 1.125 in N/A .375 in
5CSB N/A {0} {QUOTE} N/A 5/16-18 N/A .312 in N/A 3B N/A 2.938 in N/A 1.250 in N/A .438 in
6CSB N/A {0} {QUOTE} N/A 3/8-16 N/A .375 in N/A 3B N/A 3.375 in N/A 1.656 in N/A .438 in
7CSB N/A {0} {QUOTE} N/A 7/16-14 N/A .438 in N/A 3B N/A 3.594 in N/A 1.656 in N/A .500 in
8CSB N/A {0} {QUOTE} N/A 1/2-13 N/A .500 in N/A 3B N/A 3.812 in N/A 1.812 in N/A .562 in
01CSA N/A {0} {QUOTE} N/A #1-64 N/A .073 in N/A 2B N/A 1.812 in N/A .500 in N/A .188 in
02CSA N/A {0} {QUOTE} N/A #2-56 N/A .086 in N/A 2B N/A 1.875 in N/A .562 in N/A .188 in
03CSA N/A {0} {QUOTE} N/A #3-48 N/A .099 in N/A 2B N/A 1.938 in N/A .625 in N/A .188 in
04CSA N/A {0} {QUOTE} N/A #4-40 N/A .112 in N/A 2B N/A 2.000 in N/A .688 in N/A .188 in
05CSA N/A {0} {QUOTE} N/A #5-40 N/A .125 in N/A 2B N/A 2.125 in N/A .750 in N/A .250 in
06CSA N/A {0} {QUOTE} N/A #6-32 N/A .138 in N/A 2B N/A 2.375 in N/A .875 in N/A .250 in
2CSA N/A {0} {QUOTE} N/A #8-32 N/A .164 in N/A 2B N/A 2.375 in N/A .938 in N/A .281 in
3CSA N/A {0} {QUOTE} N/A #10-24 N/A .190 in N/A 2B N/A 2.500 in N/A 1.000 in N/A .312 in
1CSA N/A {0} {QUOTE} N/A #12-24 N/A .216 in N/A 2B N/A 2.719 in N/A 1.125 in N/A .375 in
4CSA N/A {0} {QUOTE} N/A 1/4-20 N/A .250 in N/A 2B N/A 2.719 in N/A 1.125 in N/A .375 in
5CSA N/A {0} {QUOTE} N/A 5/16-18 N/A .312 in N/A 2B N/A 2.938 in N/A 1.250 in N/A .438 in
1 - 25 of 28 | Results Per Page | View | Unit of Measure
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