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Tool holder for indexable insert solid drill bit
Tool holder for indexable insert solid drill bit - 1
Tool holder for indexable insert solid drill bit - 2

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Tool holder for indexable insert solid drill bit

In accordance with ISO 7388-1 (DIN 69871)

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Available in 8 versions

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Application

This chuck is used to clamp indexable insert solid drill bits that are fixed with two screws, similar to a surface chuck.

Execution

  • Alloyed case-hardening steel, core tensile strength at least 950 N/mm²
  • Case-hardened HRc 60 ± 2 (HV 700 ± 50), hardness depth 0.8 mm ± 0.2 mm, black oxide finish
  • Taper angle tolerance quality < AT3 in accordance with DIN 7187 and DIN 2080
  • Max. concentricity < 0.005 mm

Notes

The previous standard DIN 69871-1 was superseded by ISO 7388-1.

Delivery

1x SK40 or SK50 solid drill chuck (ISO 7388-1)