HELICOIL Free Running Helical Inserts

Helicoil free running inserts are used to make threads or repair worn threads inside tapped holes and are suitable for offering reliable threading in metals, composites, wood & similar materials. These inserts are usually larger in diameter than tapped holes and are compressed while being inserted, thereby providing maximum surface contact area.

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StyleModelInsert LengthFree Coil Dia.Tang TypeThread TypeThread DirectionTensile StrengthHardnessPrice (ex. VAT)Pkg. Qty.
AK327-60.407"0.816"TangedANPTRight Hand200000 psi to 250000 psiRockwell C43-C50€42.745
AK327-120.534"1.247"TangedANPTRight Hand200000 psi to 250000 psiRockwell C43-C50€98.295
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#8-32 Grade 304 Stainless Steel Free Running Helical Inserts

StyleModelInsert LengthFree Coil Dia.Tang TypeFinishThread TypeThread DirectionTensile StrengthHardnessPrice (ex. VAT)Pkg. Qty.
AT1185-2C164S0.164"0.212"Tangless-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€1,078.681000
AAT1185-2C1640.164"0.213"Tangless-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€0.881
B1185-2CN164S0.164"0.212"Tanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€888.091000
B1185-2CNW164S0.164"0.212"TangedDry Film LubricantCoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€1,447.761000
BA1185-2CN1640.164"0.212"Tanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€1.281
BA1185-2CNW1640.164"0.212"TangedDry Film LubricantCoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€113.26100
B1185-2CNW246S0.246"0.212"TangedDry Film LubricantCoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€1,502.881000
AAT1185-2C2460.246"0.213"Tangless-CoarseRight Hand-Rockwell C43-C50€1.191
BA1185-2CNW2460.246"0.212"TangedDry Film LubricantCoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€126.64100
BA1185-2CN2460.246"0.212"Tanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€0.771
AT1185-2C246S0.246"0.212"--CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€948.631000
B1185-2CN246S0.246"0.212"Tanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€1,962.341000
AR1185-20.246"0.212"Tanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€25.8912
AAT1185-2C3280.328"0.213"Tangless----Rockwell C43-C50€1.281
B1185-2CN328S0.328"0.212"Tanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€2,287.951000
B1185-2CNW328S0.328"0.212"TangedDry Film LubricantCoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€1,571.871000
BA1185-2CN3280.328"0.212"Tanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€1.871
BA1185-2CNW3280.328"0.212"TangedDry Film LubricantCoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€133.50100
AT1185-2C328S0.328"0.212"--CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€1,664.401000
BA1185-2CNW4920.492"0.212"TangedDry Film LubricantCoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€165.29100
StyleModelInsert LengthFree Coil Dia.Tang TypeThread TypeThread DirectionTensile StrengthHardnessPrice (ex. VAT)Pkg. Qty.
AR3745-1218 mm14.6 mmTangedFineRight Hand200000 psi to 250000 psiRockwell C43-C50€42.666
StyleModelInsert LengthFree Coil Dia.Tang TypeThread TypeThread DirectionTensile StrengthHardnessPrice (ex. VAT)Pkg. Qty.
AR474-41/2"0.494"TangedFineRight Hand200000 psi to 250000 psiRockwell C43-C50€29.716
AR4255-1015 mm12.23 mmTangedFineRight Hand200000 psi to 250000 psiRockwell C43-C50€60.5112
StyleModelInsert LengthFree Coil Dia.Tang TypeThread TypeThread DirectionTensile StrengthHardnessPrice (ex. VAT)Pkg. Qty.
AR4255-812 mm9.98 mmTangedFineRight Hand200000 psi to 250000 psiRockwell C43-C50€33.0912
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M5 x 0.8 Grade 304 Stainless Steel Free Running Helical Inserts

StyleModelInsert LengthFree Coil Dia.Tang TypeFinishThread TypeThread DirectionTensile StrengthHardnessPrice (ex. VAT)Pkg. Qty.
A1084-5CN050S5 mm6.525 mmTanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€1,196.611000
AA1084-5CNW0505 mm6.525 mmTangedDry Film LubricantCoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€113.26100
AA1084-5CN0505 mm6.525 mmTanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€1.281
A1084-5CN075S7.5 mm6.525 mmTanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€2,181.031
AA1084-5CNW0757.5 mm6.525 mmTangedDry Film LubricantCoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€126.64100
BR1084-57.5 mm6.525 mmTanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€25.8912
AA1084-5CN0757.5 mm6.525 mmTanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€0.821
A1084-5CN100S10 mm6.525 mmTanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€1,272.691000
AA1084-5CN10010 mm6.525 mmTanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€1.371
AA1084-5CN12512.5 mm6.525 mmTanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€1.971
AA1084-5CN15015 mm6.525 mmTanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€1.611
StyleModelInsert LengthFree Coil Dia.Tang TypeFinishThread TypeThread DirectionTensile StrengthHardnessPrice (ex. VAT)Pkg. Qty.
A1084-2.5CN025S2.5 mm3.457 mmTanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€3,630.741000
AA1084-2.5CN0252.5 mm3.45 mmTanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€1.801
AA1084-2.5CNW0252.5 mm3.45 mmTangedDry Film LubricantCoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€113.26100
A1084-2.5CNW038S3.8 mm3.45 mmTangedDry Film LubricantCoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€2,081.151000
AA1084-2.5CNW0383.8 mm3.45 mmTangedDry Film LubricantCoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€120.66100
AA1084-2.5CN0383.8 mm3.45 mmTanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€0.791
A1084-2.5CN038S3.8 mm3.45 mmTanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€1,268.491000
AA1084-2.5CNW0505 mm3.45 mmTangedDry Film LubricantCoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€127.17100
A1084-2.5CN050S5 mm3.45 mmTanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€873.491000
AA1084-2.5CN0505 mm3.45 mmTanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€1.541
AA1084-2.5CN0636.3 mm3.45 mmTanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€127.17100
AA1084-2.5CN0757.5 mm3.45 mmTanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€138.96100
StyleModelInsert LengthFree Coil Dia.Tang TypeThread TypeThread DirectionTensile StrengthHardnessPrice (ex. VAT)Pkg. Qty.
AK1191-222.062"1.593"TangedFineRight Hand200000 psi to 250000 psiRockwell C43-C50€65.371
StyleModelInsert LengthFree Coil Dia.Tang TypeThread TypeThread DirectionTensile StrengthHardnessPrice (ex. VAT)Pkg. Qty.
AK1185-181.688"1.335"TangedCoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€99.591
StyleModelInsert LengthFree Coil Dia.Tang TypeThread TypeThread DirectionTensile StrengthHardnessPrice (ex. VAT)Pkg. Qty.
AK1185-141 5/16"1.037"TangedCoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€25.591
StyleModelInsert LengthFree Coil Dia.Tang TypeThread TypeThread DirectionTensile StrengthHardnessPrice (ex. VAT)Pkg. Qty.
AR1191-91 1/8"0.679"TangedFineRight Hand200000 psi to 250000 psiRockwell C43-C50€60.546
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7/16"-14 Grade 304 Stainless Steel Free Running Helical Inserts

StyleModelInsert LengthFree Coil Dia.Tang TypeThread TypeThread DirectionTensile StrengthHardnessPrice (ex. VAT)Pkg. Qty.
AR1185-70.656"0.539"TangedCoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€33.966
BA1185-7CN4387/16"0.539"TangedCoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€2.461
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1/4"-28 Grade 304 Stainless Steel Free Running Helical Inserts

StyleModelInsert LengthFree Coil Dia.Tang TypeFinishThread TypeThread DirectionTensile StrengthHardnessPrice (ex. VAT)Pkg. Qty.
AT1191-4C500S1/2"0.316"Tangless-FineRight Hand200000 psi to 250000 psiRockwell C43-C50€1,036.26500
BA1191-4CN5001/2"0.316"Tanged-FineRight Hand200000 psi to 250000 psiRockwell C43-C50€1.391
B1191-4CN500S1/2"0.316"Tanged-FineRight Hand200000 psi to 250000 psiRockwell C43-C50€754.491000
AAT1191-4C5001/2"0.316"Tangless-FineRight Hand200000 psi to 250000 psiRockwell C43-C50€105.19100
BA1191-4CNW5001/2"0.316"TangedDry Film LubricantFineRight Hand200000 psi to 250000 psiRockwell C43-C50€146.74100
B1191-4CNW250S1/4"0.316"TangedDry Film LubricantFineRight Hand200000 psi to 250000 psiRockwell C43-C50€701.851000
AAT1191-4C2501/4"0.316"Tangless-FineRight Hand200000 psi to 250000 psiRockwell C43-C50€88.12100
BA1191-4CNW2501/4"0.316"TangedDry Film LubricantFineRight Hand200000 psi to 250000 psiRockwell C43-C50€127.00100
B1191-4CN250S1/4"0.316"Tanged-FineRight Hand200000 psi to 250000 psiRockwell C43-C50€1,285.191000
BA1191-4CN2501/4"0.326"Tanged-FineRight Hand200000 psi to 250000 psiRockwell C43-C50€1.081
AT1191-4C250S1/4"0.316"Tangless-FineRight Hand200000 psi to 250000 psiRockwell C43-C50€967.021000
BA1191-4CNW3753/8"0.316"TangedDry Film LubricantFineRight Hand200000 psi to 250000 psiRockwell C43-C50€139.83100
BA1191-4CN3753/8"0.316"Tanged-FineRight Hand200000 psi to 250000 psiRockwell C43-C50€0.771
B1191-4CN375S3/8"0.316"Tanged-FineRight Hand200000 psi to 250000 psiRockwell C43-C50€2,444.921
AT1191-4C375S3/8"0.316"Tangless-FineRight Hand200000 psi to 250000 psiRockwell C43-C50€1,329.871000
AAT1191-4C3753/8"0.316"Tangless-FineRight Hand200000 psi to 250000 psiRockwell C43-C50€89.93100
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M3 x 0.5 Grade 304 Stainless Steel Free Running Helical Inserts

StyleModelInsert LengthFree Coil Dia.Tang TypeFinishThread TypeThread DirectionTensile StrengthHardnessPrice (ex. VAT)Pkg. Qty.
A1084-3CN030S3 mm4.075 mmTanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€2,221.771
AA1084-3CNW0303 mm4.075 mmTangedDry Film LubricantCoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€158.28100
AA1084-3CN0303 mm4.075 mmTanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€1.211
A1084-3CN045S4.5 mm4.075 mmTanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€1,561.901000
A1084-3CNW045S4.5 mm4.075 mmTangedDry Film LubricantCoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€1,882.101000
BR1084-34.5 mm4.08 mmTanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€25.8912
AA1084-3CNW0454.5 mm4.075 mmTangedDry Film LubricantCoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€166.07100
AA1084-3CN0454.5 mm4.075 mmTanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€2.361
A1084-3CN060S6 mm4.075 mmTanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€2,112.051
AA1084-3CNW0606 mm4.075 mmTangedDry Film LubricantCoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€167.63100
AA1084-3CN0606 mm4.075 mmTanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€2.521
AA1084-3CN0757.5 mm4.075 mmTanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€3.381
AA1084-3CN0909 mm4.075 mmTanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€4.091
StyleModelInsert LengthFree Coil Dia.Tang TypeThread TypeThread DirectionTensile StrengthHardnessPrice (ex. VAT)Pkg. Qty.
AK1185-242 1/4"1.749"TangedCoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€97.151
StyleModelInsert LengthFree Coil Dia.Tang TypeThread TypeThread DirectionTensile StrengthHardnessPrice (ex. VAT)Pkg. Qty.
AK1191-181.688"1.319"TangedFineRight Hand200000 psi to 250000 psiRockwell C43-C50€53.471
StyleModelInsert LengthFree Coil Dia.Tang TypeThread TypeThread DirectionTensile StrengthHardnessPrice (ex. VAT)Pkg. Qty.
AK1191-141 5/16"1.036"TangedFineRight Hand200000 psi to 250000 psiRockwell C43-C50€47.691
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5/8"-11 Grade 304 Stainless Steel Free Running Helical Inserts

StyleModelInsert LengthFree Coil Dia.Tang TypeThread TypeThread DirectionTensile StrengthHardnessPrice (ex. VAT)Pkg. Qty.
AR1185-1015/16"0.754"TangedCoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€85.696
BA1185-10CN93815/16"0.754"TangedCoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€7.231
StyleModelInsert LengthFree Coil Dia.Tang TypeThread TypeThread DirectionTensile StrengthHardnessPrice (ex. VAT)Pkg. Qty.
AR1191-70.656"0.537"TangedFineRight Hand200000 psi to 250000 psiRockwell C43-C50€33.966
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5/16"-18 Grade 304 Stainless Steel Free Running Helical Inserts

StyleModelInsert LengthFree Coil Dia.Tang TypeThread TypeThread DirectionTensile StrengthHardnessPrice (ex. VAT)Pkg. Qty.
AA1185-5CN6255/8"0.39"TangedCoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€2.111
A1185-5CN625S5/8"0.39"TangedCoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€864.81500
A1185-5CN312S5/16"0.39"TangedCoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€611.29500
AA1185-5CN3125/16"0.39"TangedCoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€1.541
A1185-5CN469S15/32"0.39"TangedCoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€735.87500
BR1185-515/32"0.39"TangedCoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€33.0012
AA1185-5CN46915/32"0.39"TangedCoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€0.791
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#10-24 Grade 304 Stainless Steel Free Running Helical Inserts

StyleModelInsert LengthFree Coil Dia.Tang TypeFinishThread TypeThread DirectionTensile StrengthHardnessPrice (ex. VAT)Pkg. Qty.
AAT1185-3C1900.19"-Tangless-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€88.24100
AT1185-3C190S0.19"0.251"Tangless-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€724.091000
BA1185-3CNW1900.19"0.251"TangedDry Film LubricantCoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€118.91100
B1185-3CN190S0.19"0.251"Tanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€1,335.651000
BA1185-3CN1900.19"0.251"Tanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€1.701
B1185-3CN380S0.38"0.251"Tanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€1,252.781000
AAT1185-3C3800.38"0.253"Tangless--Right Hand200000 psi to 250000 psi-€115.25100
BA1185-3CN3800.38"0.251"Tanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€1.371
AT1185-3C380S0.38"0.251"Tangless-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€2,388.991000
B1185-3CN285S0.285"0.251"Tanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€951.071000
AAT1185-3C2850.285"0.253"Tangless-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€102.25100
BA1185-3CN2850.285"0.251"Tanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€0.771
AR1185-30.285"0.251"Tanged-CoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€25.8912
BA1185-3CNW2850.285"0.251"TangedDry Film LubricantCoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€126.64100
AT1185-3C285S0.285"0.251"Tangless-Coarse-200000 psi to 250000 psiRockwell C43-C50€2,714.931000

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