S705 ISORAPID

Product Description

BÖHLER S705 ISORAPID – "The industrial one" The conventional high-speed steel for industrial applications in machining. With a well-balanced alloy position and cobalt content, this type always manages to get the job done.

Property Features

Cobalt-alloyed molybdenum high-speed steel with high hardness, excellent cutting properties, outstanding compressive strength, high hot hardness, and good toughness.

Technical Specifications

Material Numbers


1.3243 HS6-5-2-5 AISI: (~ M35), ~ M41


Chemical Composition

0.92 0.40 0.30 4.10 5.00 1.90 6.20 4.80

Chemical composition (average %)

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