SANDVIK CoroThread 266 Insert for Thread Turning (Part Numbers)

Basic Attributes

• work material

  • Steel
  • Stainless Steel
  • Cast Iron
  • Non-ferrous metal
  • Heat-resistant alloy, titanium alloy
  • High Hardness Material

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• Cutting Direction

  • Right-hand
  • Left-hand

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• Number of threads (for threading)

  • 3 TPI
  • 4 TPI
  • 4.5 TPI
  • 5 TPI
  • 6 TPI
  • 7 TPI
  • 7-4 TPI
  • 8 TPI
  • 9 TPI
  • 10 TPI
  • 11 TPI
  • 11.5 TPI
  • 12 TPI
  • 12.5 TPI
  • 13 TPI
  • 14 TPI
  • 14-8 TPI
  • 15 TPI
  • 16 TPI
  • 17.5 TPI
  • 18 TPI
  • 19 TPI
  • 20 TPI
  • 22 TPI
  • 24 TPI
  • 25 TPI
  • 26 TPI
  • 27 TPI
  • 28 TPI
  • 28-14 TPI
  • 32 TPI

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• Pitch (for Threading)

  • 0.50 mm
  • 0.75 mm
  • 1.00 mm
  • 1.00 - 2.00 mm
  • 1.25 mm
  • 1.50 mm
  • 1.50 - 3.00 mm
  • 1.75 mm
  • 2.00 mm
  • 2.50 mm
  • 3.00 mm
  • 3.50 mm
  • 3.50 - 6.00 mm
  • 4.00 mm
  • 4.50 mm
  • 5.00 mm
  • 5.50 mm
  • 6.00 mm
  • 7.00 mm

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• Customs tariff — weight(kg)

  • 0.001
  • 0.005
  • 0.012
  • 0.025

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• ISO application H

  • H — first option

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• Type recommendation

  • H
  • M|S
  • P|K|N
  • P|M|K|N|S

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• Other designs

  • HA = 0.93 mm / HB = 0.19 mm
  • HA = 0.96 mm / HB = 0.09 mm
  • HA = 1.31 mm / HB = 0.25 mm
  • HA = 2.57 mm / HB = 0.14 mm
  • HA = 5.19 mm / HB = 2.76 mm / CF = 1.43 mm

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• What type of machining is it suitable for?

  • ACME 29° not a full profile
  • STUB ACME 29° not a full profile
  • Circular type 30° full profile
  • ISO trapezoidal 30° not a full profile
  • BSPT 55° full profile
  • Part profile 55°
  • Whitworth 55° full profile
  • API round 60° full profile
  • MJ 60° full profile
  • Metric 60° full profile
  • NPT 60° full profile
  • NPTF 60° full profile
  • Part profile 60°
  • UN 60° full profile
  • UNJ 60° full profile
  • API 60° full profile V0.038R, shoulder connection
  • API 60° full profile V0.040, shoulder connection
  • API 60° full profile V0.050, shoulder connection
  • API full profile for chucks and riser pipes

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• Insert clearance angle

  • 0°
  • n/s

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• ISO application K

  • K
  • K — first option

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• Corner radius RE(mm)

  • 0.06
  • 0.09
  • 0.11
  • 0.13
  • 0.2
  • 0.23
  • 0.26
  • 0.47
  • 0.48

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• eClass-5.1

  • 21011901
  • 21011902

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• Number of cutting edges

  • 1x tooth / 1x cutting edge
  • 1x teeth / 3x cutting edges
  • 2x teeth / 3x cutting edges
  • 3x teeth / 3x cutting edges

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• Large insert / insert holder L/S

  • 16 T3
  • 22 05
  • 27 07

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• Grade code

  • 1020
  • 1125
  • 1135
  • 7015

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• ISO application P

  • P
  • P — first option

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• Insert shape

  • 266-27
  • 266-22
  • 266-16

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• Insert type

  • ACME 29° not a full profile - external machining
  • ACME 29° not a full profile – internal machining
  • STUB-ACME 29° not a full profile – internal machining
  • STUB - ACME 29° not a full profile – external machining
  • Circular type 30° full profile - external machining
  • Circular type 30° full profile - internal machining
  • ISO trapezoidal 30° not a full profile - external machining
  • ISO trapezoidal 30° not a full profile - internal machining
  • BSPT 55° full profile - external machining
  • BSPT 55° full profile – internal machining
  • Part profile 55° - external machining
  • Part profile 55° - internal machining
  • Whitworth 55° full profile - external machining
  • Whitworth 55° full profile - internal machining
  • API circular type 60° full profile - internal machining
  • API round 60° full profile - external machining
  • MJ 60° full profile - external machining
  • Metric 60° full profile - external machining
  • Metric 60° full profile - internal machining
  • NPT 60° full profile - external machining
  • NPT 60° full profile - internal machining
  • NPTF 60° full profile - external machining
  • NPTF 60° full profile – internal machining
  • Part profile 60° - external machining
  • Part profile 60° - internal machining
  • UN 60° full profile - external machining
  • UN 60° full profile - internal machining
  • UNJ 60° full profile - external machining
  • API 60° full profile V-0.050, shoulder connection – external machining
  • API 60° full profile V-0.050, shoulder connection – internal machining
  • API 60° full profile V-0.040, shoulder connection – external machining
  • API 60° full profile V-0.040, shoulder connection – internal machining
  • API 60° full profile V-0.038R, shoulder connection – internal machining
  • API 60° full profile V-0. 038R, shoulder connection – external machining
  • API full profile for chucks and riser pipes – external machining
  • API full profile for chucks and riser pipes – internal machining

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• ISO application M

  • M
  • M — first option

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• ISO application N

  • N - 1. option
  • N

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• ISO application S

  • S
  • S — first option

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• Geometry / cutting edge

  • Chip fracture geometry
  • Rounded cutting edge
  • Sharp cutting edge

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• Grade type

  • CBN
  • Hard metal

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• Type

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