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The HOLO-KROME 76240 is a metric hex socket cap screw designed for high-strength bolted connections in industrial, mechanical, and trade applications. Manufactured from alloy steel with a black oxide coating, it carries a material grade of 12.9, indicating exceptional tensile strength suitable for demanding assemblies. The M8 x 1.25 thread profile and 25 mm length under head make it a precise fit for metric-dimensioned components. Fully threaded along its entire shank length, it provides maximum thread engagement in through-hole or tapped applications. Installation is performed with a standard hex key or Allen driver.
This screw is used across a broad range of applications including HVAC equipment frames, electrical enclosures, pump and motor assemblies, and general mechanical fabrication. The black oxide finish offers mild corrosion resistance and reduces light reflection in service environments. The M8 x 1.25 metric thread is a common fastener standard encountered in both residential and commercial equipment repair and original equipment manufacturing. It is sold in minimum order quantities of 100 pieces per order.
Designed as a standard metric replacement or assembly fastener for any application requiring an M8 x 1.25 hex socket cap screw per DIN 912 or ISO 4762 specifications.
Install using a calibrated hex key or hex socket driver sized for the M8 socket head. Ensure tapped holes are clean and free of debris before driving to avoid galling the alloy steel threads. De-energize and lock out any equipment before accessing fastened assemblies on live mechanical or electrical systems. Follow applicable torque specifications from the equipment manufacturer or relevant ASME, ANSI, or DIN guidelines for Grade 12.9 hardware.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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