INOX 304 security Torx self-drilling screws, M4.2 / 25mm

INOX Security Countersunk Post Torx Self Drilling Screw - Stainless Steel is a security screw. The Security Countersunk Post Torx Self Drilling Screw, Stainless Steel is available in 5 sizes (M4.2 to M4.8) and is a Torx security screw with a Torx recess that includes a centre pin, so it needs a matching security Torx bit to drive it. It has a drill point that drills its own hole in light steel..

The range runs to 5 variants, covering sizes M4.2 to M4.8 and lengths 13mm to 25mm. Each variant is supplied in packs of 100. A2 (304) stainless steel is the common general-purpose austenitic grade. It resists corrosion well indoors, in fresh water and in most general outdoor conditions, but it is not recommended where chlorides are present, such as coastal, pool and marine settings. Choose A4 (316) there.

Where this product is used

• Public-area fixtures, signs and enclosures
• Transport and equipment panels
• Light steel sheet and framing in tamper-prone locations
• General workshop and maintenance use
• Small sizes for enclosures, instruments and light fittings

Features

• Centre pin in the Torx recess resists standard drivers
• Drill point drills its own hole
• A2 (304) stainless steel for indoor, fresh water and general outdoor use
• Pack quantities to suit trade and bulk buying: packs of 100
• Metric thread sizes match the nuts, bolts and tapped holes in most Australian-supplied equipment
• Choice of 5 sizes, M4.2 to M4.8

Key specifications

Choosing the right option

A security screw only deters casual tampering. A matching security Torx bit is needed to fit or remove it. Check the variant for the bit size.

Also available: Security Button Head Torx Self-Drilling Screw, A2 304 Stainless Steel, Security Countersunk Torx Self-Drilling Screw, A2 304 Stainless Steel, Security Button Post Torx Self Drilling Screw - Stainless Steel.