PROLOK Clutch Head Security Screw – 10G x 38mm, Round Head, 1-Way Self Tapper, AB Thread, 304 Stainless Steel, Pack of 25 | Tamper-Resistant Fastener | Part No. CHRS10I-25

The PROLOK CHRS10I-25 Clutch Head Security Screw is a tamper-resistant, self-tapping screw designed for permanent, secure installations in high-risk and public access environments. Made from 304-grade stainless steel for superior corrosion resistance, it features a one-way clutch drive and a smooth round head finish. This 10 gauge (4.8mm) x 38mm fastener is ideal for use in metal, wood, and plastic applications—commonly specified in correctional facilities, electrical enclosures, and urban infrastructure.

What’s Included in the Box

• 25 × PROLOK Clutch Head Self-Tapping Security Screws – 10G (4.8mm) x 38mm, Stainless Steel

Main Features

• Tamper-Resistant Clutch Head: One-way drive prevents unauthorized removal.

• Self-Tapping AB Thread: Versatile use across timber, plastic, and thin metal surfaces.

• Round Head Profile: Delivers a clean and secure finish ideal for public-facing fixtures.

• 304 Stainless Steel: Corrosion-resistant and suitable for indoor and outdoor applications.

• Permanent Fastening: Designed for security-critical and high-vandal-risk areas.

Detailed Specifications

• Part Number: CHRS10I-25

• Size: 10 Gauge (4.8mm) x 38mm

• Head Type: Round

• Drive Type: Clutch Head (1-Way)

• Thread Type: AB Type Self Tapping

• Material: 304 Stainless Steel

• Finish: Natural

• Quantity per Pack: 25 Screws

Warranty Information

This product includes a manufacturer’s warranty covering defects in materials and workmanship when used under standard installation and environmental conditions.

Brand Description

PROLOK is an industry leader in tamper-resistant fastener technology. Their secure and reliable hardware solutions are used across government, commercial, and utility sectors where safety, permanence, and durability are critical.

SKU / Part Number

CHRS10I-25

Practical Use Scenarios

• Correctional Facilities: Secure fixtures and panels where tampering must be prevented.

• Urban Installations: Mount street furniture, signage, and infrastructure components.

• Public Access Areas: Used in schools, parks, and stations to prevent unauthorized removal.

• Security Systems: Fasten enclosures, access panels, and alarm system components.

• Commercial Fit-Outs: Maintain secure assembly of high-value or sensitive fixtures.

Excellence for the Australian and New Zealand Market

• Designed in compliance with Australian safety and material standards

• Made from 304 stainless steel, ensuring longevity in coastal and outdoor applications

• Distributed through authorized ANZ suppliers for assured quality

• Widely used by electricians, builders, and security professionals

• Backed by local technical support and warranty services

Datasheets / Downloadable Resources

📄 Technical Datasheet – PROLOK CHRS10I-25 Security Screw (PDF

 FAQs – CHRS10I-25

Q1: What is the size of the CHRS10I-25 screw?
A1: It is a 10 gauge (4.8mm diameter) x 38mm length self-tapping screw.

Q2: What materials is this screw compatible with?
A2: CHRS10I-25 is suitable for metal, wood, and plastic substrates.

Q3: Is the screw tamper-resistant?
A3: Yes, it features a one-way clutch head that prevents removal using standard tools.

Q4: What material is the CHRS10I-25 screw made from?
A4: It is manufactured from 304-grade stainless steel for maximum corrosion resistance.

Q5: How many screws are in each pack?
A5: Each pack contains 25 screws.

Q6: Can this be used outdoors?
A6: Yes, the stainless steel material makes it suitable for both indoor and outdoor environments.

Q7: Is CHRS10I-25 compliant with Australian standards?
A7: Yes, it is manufactured to industry-standard specifications and distributed through ANZ-authorized channels.

Q8: What is the application type for this screw?
A8: It’s a self-tapping AB-thread screw suitable for permanent installations requiring security.

Q9: What tool is required for installation?
A9: A clutch head driver is required for installation—removal is not possible with standard tools.

Q10: Where can I get the technical datasheet for CHRS10I-25?
A10: The Technical Datasheet – CHRS10I-25 (PDF) is available upon request from authorized PROLOK distributors.