Haimer High-Prec. Chuck HG 02 long, SK40 Tool Holder 40.421.02 (0838329)

Haimer Part Number: 40.421.02

HAIMER is a global leader in tool holding, balancing, and presetting technology. Founded in 1977 and headquartered in Igenhausen, Germany, HAIMER offers premium shrink fit chucks, tool balancing machines, and precision tool holders trusted in high-performance machining environments worldwide.

This product is priced singly and comes in packs of 1.

Please note that the actual item may not be/look exactly the same as shown in the item picture(s).

Product Features:

- High-Precision Chuck, DIN ISO 7388-1, SK40

- (formerly DIN 69871)

- Chuck body fine balanced G2.5 at 25.000 rpm

- All functional surfaces fine machined

- Taper tolerance AT3

- Coolant supply form AD/AF

- For high-precise clamping of tools with cylindrical shank with special collets. Also for shanks with clamping flats. Very useful for high-speed machining.

- With steep taper SK40 form AD/AF DIN ISO 7388-1 (formerly DIN 69871).

- The form AD/AF provides internal coolant supply as standard, either centrally through the pull stud (AD version) or via coolant channels through the flange (AF version).

- Shank tolerance h6

- Also suitable for ANSI-CAT

- High-precision chuck with clamping screw and pull-out hook without collet

- Optional: Cool Jet bores on HG Collets from Ø 6 mm, extensions available for High-Precision Chucks

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Background Information:

The SK system utilizes a proven 'fast taper' (7:24) self-releasing format. These conform to DIN ISO 7388-1 (formerly DIN 69871). Note that ISO, CAT, BT, and SK are NOT interchangeable even though they use the same basic taper!.

Company History:

Family-owned since 1977, HAIMER has grown from a precision parts specialist into a global tooling solutions supplier with operations across Europe, North America, and Asia.