Helical Threaded Inserts

Helical Threaded Inserts – also known as wire or helical threaded inserts – quickly repair or reinforce tapped holes in soft metals. Made from 18-8 stainless steel wire, Helical Threaded Inserts provide strong internal threads that are corrosion resistant and withstand temperatures to 800°F.

Helical Threaded Inserts are made of 18-8 stainless steel wire. The wire is formed into a diamond pattern and then wound into a spring. Before being installed, the insert diameter is larger than the tapped hole. The insert diameter is reduced during installation, allowing the insert to thread into the hole. Once properly installed, the radial pressure of the released insert holds the insert firmly in place.

Helical Threaded Inserts

Features:

  • Quickly repair damaged threads in soft metal
  • Protect tapped holes from stripping and wear
  • Made from corrosion resistant 18-8 stainless steel
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  1. Product Type Single Size Threaded Insert Repair Kits Remove This Item
  2. Drill Size 0.9063 (29/32) Remove This Item
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Product Type  
ID Thread Rotation  
ID Thread Standard  
ID Acronym  
OD Thread Rotation  
OD Thread Standard  
Drill Size  
  1. 0.0820 (#45) 1 item
  2. 0.0935 (#42) 1 item
  3. 0.0938 (3/32) 1 item
  4. 0.1040 (#37) 2 items
  5. 0.1065 (#36) 1 item
  6. 0.1200 (#31) 2 items
  7. 0.1250 (1/8) 1 item
  8. 0.1285 (#30) 1 item
  9. 0.1360 (#29) 1 item
  10. 0.1440 (#27) 1 item
  11. 0.1495 (#25) 2 items
  12. 0.1719 (11/64) 2 items
  13. 0.1730 (#17) 1 item
  14. 0.1990 (#8) 1 item
  15. 0.2031 (13/64) 3 items
  16. 0.2344 (15/64) 2 items
  17. 0.2500 (1/4) 2 items
  18. 0.2610 (Letter G) 1 item
  19. 0.2656 (17/64) 5 items
  20. 0.2813 (9/32) 1 item
  21. 0.3281 (21/64) 10 items
  22. 0.3750 (3/8) 3 items
  23. 0.3860 (Letter W) 1 item
  24. 0.3906 (25/64) 6 items
  25. 0.4063 (13/32) 6 items
  26. 0.4375 (7/16) 1 item
  27. 0.4531 (29/64) 8 items
  28. 0.4844 (31/64) 7 items
  29. 0.5156 (33/64) 5 items
  30. 0.5313 (17/32) 3 items
  31. 0.5625 (9/16) 4 items
  32. 0.5781 (37/64) 3 items
  33. 0.5938 (19/32) 1 item
  34. 0.6406 (41/64) 3 items
  35. 0.6563 (21/32) 8 items
  36. 0.6719 (43/64) 1 item
  37. 0.7188 (23/32) 4 items
  38. 0.7344 (47/64) 2 items
  39. 0.7656 (49/64) 3 items
  40. 0.7813 (25/32) 3 items
  41. 0.8125 (13/16) 6 items
  42. 0.8438 (27/32) 1 item
  43. 0.8906 (57/64) 8 items
  44. 0.9063 (29/32) 3 items
  45. 0.9219 (59/64) 1 item
  46. 0.9688 (31/32) 5 items
  47. 1.0156 (1-1/64) 4 items
  48. 1.0313 (1-1/32) 4 items
  49. 1.0469 (1-3/64) 1 item
  50. 1.0625 (1-1/16) 1 item
  51. 1.0781 (1-5/64) 1 item
  52. 1.0938 (1-3/32) 2 items
  53. 1.1250 (1-1/8) 1 item
  54. 1.1406 (1-9/64) 1 item
  55. 1.1563 (1-5/32) 2 items
  56. 1.2031 (1-13/64) 3 items
  57. 1.2188 (1-7/32) 2 items
  58. 1.2500 (1-1/4) 1 item
  59. 1.2813 (1-9/32) 3 items
  60. 1.3281 (1-21/64) 1 item
  61. 1.3438 (1-11/32) 2 items
  62. 1.3594 (1-23/64) 1 item
  63. 1.3750 (1-3/8) 1 item
  64. 1.4063 (1-13/32) 2 items
  65. 1.4375 (1-7/16) 4 items
  66. 1.5000 (1-1/2) 1 item
  67. 1.5313 (1-17/32) 2 items
  68. 1.5625 (1-9/16) 1 item
  69. 1.5781 (1-37/64) 1 item
  70. 1.6250 (1-5/8) 1 item
  71. 1.6875 (1-11/16) 2 items
  72. 1.7500 (1-3/4) 1 item
  73. 1.7969 (1-51/64) 1 item
  74. 1.8125 (1-13/16) 1 item
  75. 1.8750 (1-7/8) 1 item
  76. 1.9375 (1-15/16) 1 item
  77. 1.9488 (49.5mm) 1 item
  78. 2.0000 (2") 1 item
  79. 2.0938 (2-3/32) 2 items
  80. 2.1250 (2-1/8) 1 item
  81. 2.1563 (2-5/32) 1 item
  82. 2.2441 (57mm) 1 item
  83. 2.2500 (2-1/4) 2 items
  84. 2.2690 (2.269") 1 item
  85. 2.3750 (2-3/8) 1 item
  86. 2.5000 (2-1/2) 1 item
  87. 2.5625 (2-9/16) 2 items
  88. 2.6250 (2-5/8) 1 item
  89. 2.7500 (2-3/4) 1 item
  90. 2.8750 (2-7/8) 1 item
  91. 3.0000 (3") 1 item
  92. 3.1250 (3-1/8) 1 item
  93. 3.2500 (3-1/4) 1 item
  94. 3.3750 (3-3/8) 1 item
  95. 3.5000 (3-1/2) 1 item
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3 Items

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  1. 7/8-9 UNC x 1.312 in. Right-Hand Helical Threaded Insert Repair Kit Single Size

    Sku #: 35L7G3-087C15

    7/8-9 UNC x 1.312 in. Right-Hand Helical Threaded Insert Repair Kit Single Size
    Special Price $165.61 Regular Price $240.30
  2. 7/8-9 UNC x 1.312 in. Left-Hand Helical Threaded Insert Repair Kit Single Size

    Sku #: 35L7GB-087C15

    7/8-9 UNC x 1.312 in. Left-Hand Helical Threaded Insert Repair Kit Single Size
    Special Price $267.49 Regular Price $388.13
  3. 7/8-9 BSW x 1.312 in. Right-Hand Helical Threaded Insert Repair Kit Single Size

    Sku #: 35L7GF-087W15

    7/8-9 BSW x 1.312 in. Right-Hand Helical Threaded Insert Repair Kit Single Size
    Special Price $313.55 Regular Price $454.95