{"product_id":"prolok-clutch-head-security-screw-8g-x-19mm-round-head-1-way-self-tapper-ab-thread-304-stainless-steel-pack-of-25-tamper-proof-fastener-part-no-chrs8f-25","title":"PROLOK Clutch Head Security Screw – 8G x 19mm, Round Head, 1-Way Self Tapper, AB Thread, 304 Stainless Steel, Pack of 25 | Tamper-Proof Fastener | Part No. CHRS8F-25","description":"\u003cp data-start=\"241\" data-end=\"778\"\u003eThe \u003cstrong data-start=\"245\" data-end=\"292\"\u003ePROLOK CHRS8F-25 Clutch Head Security Screw\u003c\/strong\u003e is a professional-grade, tamper-resistant screw ideal for securing fixtures in public spaces, commercial infrastructure, and safety-critical environments. This 8 gauge (4.2mm) x 19mm self-tapping screw features a one-way clutch head drive for permanent installation and a clean round head profile. Made from 304-grade stainless steel, it ensures lasting corrosion resistance and structural integrity across a wide range of applications including metal, wood, and plastic installations.\u003c\/p\u003e\n\u003chr data-start=\"780\" data-end=\"783\"\u003e\n\u003ch3 data-start=\"785\" data-end=\"821\"\u003e\u003cstrong data-start=\"789\" data-end=\"819\"\u003eWhat’s Included in the Box\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"822\" data-end=\"917\"\u003e\n\u003cli data-start=\"822\" data-end=\"917\"\u003e\n\u003cp data-start=\"824\" data-end=\"917\"\u003e25 × PROLOK Clutch Head Self-Tapping Security Screws – 8G (4.2mm) x 19mm, 304 Stainless Steel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"919\" data-end=\"922\"\u003e\n\u003ch3 data-start=\"924\" data-end=\"947\"\u003e\u003cstrong data-start=\"928\" data-end=\"945\"\u003eMain Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"948\" data-end=\"1445\"\u003e\n\u003cli data-start=\"948\" data-end=\"1055\"\u003e\n\u003cp data-start=\"950\" data-end=\"1055\"\u003e\u003cstrong data-start=\"950\" data-end=\"978\"\u003eTamper-Resistant Design:\u003c\/strong\u003e Clutch head allows installation only—removal requires specialized tooling.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1056\" data-end=\"1163\"\u003e\n\u003cp data-start=\"1058\" data-end=\"1163\"\u003e\u003cstrong data-start=\"1058\" data-end=\"1085\"\u003eSelf-Tapping AB Thread:\u003c\/strong\u003e Efficient penetration and secure hold in metal, wood, and plastic surfaces.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1164\" data-end=\"1268\"\u003e\n\u003cp data-start=\"1166\" data-end=\"1268\"\u003e\u003cstrong data-start=\"1166\" data-end=\"1199\"\u003e304 Stainless Steel Material:\u003c\/strong\u003e Excellent resistance to rust and corrosion, ideal for outdoor use.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1269\" data-end=\"1339\"\u003e\n\u003cp data-start=\"1271\" data-end=\"1339\"\u003e\u003cstrong data-start=\"1271\" data-end=\"1293\"\u003eRound Head Finish:\u003c\/strong\u003e Offers a neat, tamper-resistant appearance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1340\" data-end=\"1445\"\u003e\n\u003cp data-start=\"1342\" data-end=\"1445\"\u003e\u003cstrong data-start=\"1342\" data-end=\"1375\"\u003ePermanent Fastening Solution:\u003c\/strong\u003e Designed for installations requiring maximum security and durability.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1447\" data-end=\"1450\"\u003e\n\u003ch3 data-start=\"1452\" data-end=\"1485\"\u003e\u003cstrong data-start=\"1456\" data-end=\"1483\"\u003eDetailed Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1486\" data-end=\"1760\"\u003e\n\u003cli data-start=\"1486\" data-end=\"1516\"\u003e\n\u003cp data-start=\"1488\" data-end=\"1516\"\u003e\u003cstrong data-start=\"1488\" data-end=\"1504\"\u003ePart Number:\u003c\/strong\u003e CHRS8F-25\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1517\" data-end=\"1541\"\u003e\n\u003cp data-start=\"1519\" data-end=\"1541\"\u003e\u003cstrong data-start=\"1519\" data-end=\"1529\"\u003eGauge:\u003c\/strong\u003e 8 (4.2mm)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1542\" data-end=\"1562\"\u003e\n\u003cp data-start=\"1544\" data-end=\"1562\"\u003e\u003cstrong data-start=\"1544\" data-end=\"1555\"\u003eLength:\u003c\/strong\u003e 19mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1563\" data-end=\"1587\"\u003e\n\u003cp data-start=\"1565\" data-end=\"1587\"\u003e\u003cstrong data-start=\"1565\" data-end=\"1579\"\u003eHead Type:\u003c\/strong\u003e Round\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1588\" data-end=\"1627\"\u003e\n\u003cp data-start=\"1590\" data-end=\"1627\"\u003e\u003cstrong data-start=\"1590\" data-end=\"1605\"\u003eDrive Type:\u003c\/strong\u003e Clutch Head (1-Way)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1628\" data-end=\"1669\"\u003e\n\u003cp data-start=\"1630\" data-end=\"1669\"\u003e\u003cstrong data-start=\"1630\" data-end=\"1646\"\u003eThread Type:\u003c\/strong\u003e AB Type Self Tapping\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1670\" data-end=\"1707\"\u003e\n\u003cp data-start=\"1672\" data-end=\"1707\"\u003e\u003cstrong data-start=\"1672\" data-end=\"1685\"\u003eMaterial:\u003c\/strong\u003e 304 Stainless Steel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1708\" data-end=\"1731\"\u003e\n\u003cp data-start=\"1710\" data-end=\"1731\"\u003e\u003cstrong data-start=\"1710\" data-end=\"1721\"\u003eFinish:\u003c\/strong\u003e Natural\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1732\" data-end=\"1760\"\u003e\n\u003cp data-start=\"1734\" data-end=\"1760\"\u003e\u003cstrong data-start=\"1734\" data-end=\"1748\"\u003ePack Size:\u003c\/strong\u003e 25 Screws\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1762\" data-end=\"1765\"\u003e\n\u003ch3 data-start=\"1767\" data-end=\"1797\"\u003e\u003cstrong data-start=\"1771\" data-end=\"1795\"\u003eWarranty Information\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1798\" data-end=\"1914\"\u003eCovered by a \u003cstrong data-start=\"1811\" data-end=\"1838\"\u003emanufacturer’s warranty\u003c\/strong\u003e for defects in materials and workmanship under normal installation and use.\u003c\/p\u003e\n\u003chr data-start=\"1916\" data-end=\"1919\"\u003e\n\u003ch3 data-start=\"1921\" data-end=\"1948\"\u003e\u003cstrong data-start=\"1925\" data-end=\"1946\"\u003eBrand Description\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1949\" data-end=\"2235\"\u003e\u003cstrong data-start=\"1949\" data-end=\"1959\"\u003ePROLOK\u003c\/strong\u003e delivers precision-engineered tamper-resistant fasteners designed to meet the demands of public safety, commercial installations, and asset protection. Their clutch head security screws are trusted by security contractors, government facilities, and industrial professionals.\u003c\/p\u003e\n\u003chr data-start=\"2237\" data-end=\"2240\"\u003e\n\u003ch3 data-start=\"2242\" data-end=\"2269\"\u003e\u003cstrong data-start=\"2246\" data-end=\"2267\"\u003eSKU \/ Part Number\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2270\" data-end=\"2283\"\u003e\u003cstrong data-start=\"2270\" data-end=\"2283\"\u003eCHRS8F-25\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"2285\" data-end=\"2288\"\u003e\n\u003ch3 data-start=\"2290\" data-end=\"2323\"\u003e\u003cstrong data-start=\"2294\" data-end=\"2321\"\u003ePractical Use Scenarios\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"2324\" data-end=\"2830\"\u003e\n\u003cli data-start=\"2324\" data-end=\"2428\"\u003e\n\u003cp data-start=\"2326\" data-end=\"2428\"\u003e\u003cstrong data-start=\"2326\" data-end=\"2351\"\u003ePublic Installations:\u003c\/strong\u003e Mount signs, fixtures, and access covers where vandalism must be deterred.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2429\" data-end=\"2517\"\u003e\n\u003cp data-start=\"2431\" data-end=\"2517\"\u003e\u003cstrong data-start=\"2431\" data-end=\"2456\"\u003eCCTV \u0026amp; Alarm Housing:\u003c\/strong\u003e Secure enclosures in schools, parks, and public buildings.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2518\" data-end=\"2610\"\u003e\n\u003cp data-start=\"2520\" data-end=\"2610\"\u003e\u003cstrong data-start=\"2520\" data-end=\"2543\"\u003eCommercial Fitouts:\u003c\/strong\u003e Ensure permanent fastening of display units and access hardware.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2611\" data-end=\"2724\"\u003e\n\u003cp data-start=\"2613\" data-end=\"2724\"\u003e\u003cstrong data-start=\"2613\" data-end=\"2641\"\u003eInfrastructure Projects:\u003c\/strong\u003e Fix electrical panels, control boxes, and junctions with anti-tamper protection.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2725\" data-end=\"2830\"\u003e\n\u003cp data-start=\"2727\" data-end=\"2830\"\u003e\u003cstrong data-start=\"2727\" data-end=\"2743\"\u003eOutdoor Use:\u003c\/strong\u003e Perfect for coastal or exposed environments thanks to its stainless steel composition.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2832\" data-end=\"2835\"\u003e\n\u003ch3 data-start=\"2837\" data-end=\"2899\"\u003e\u003cstrong data-start=\"2841\" data-end=\"2897\"\u003eExcellence for the Australian and New Zealand Market\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"2900\" data-end=\"3254\"\u003e\n\u003cli data-start=\"2900\" data-end=\"2957\"\u003e\n\u003cp data-start=\"2902\" data-end=\"2957\"\u003eCompliant with \u003cstrong data-start=\"2917\" data-end=\"2955\"\u003elocal safety and quality standards\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2958\" data-end=\"3045\"\u003e\n\u003cp data-start=\"2960\" data-end=\"3045\"\u003eTrusted by \u003cstrong data-start=\"2971\" data-end=\"3032\"\u003eelectricians, integrators, and facility maintenance teams\u003c\/strong\u003e across ANZ\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3046\" data-end=\"3133\"\u003e\n\u003cp data-start=\"3048\" data-end=\"3133\"\u003eMade from 304 stainless steel to suit \u003cstrong data-start=\"3086\" data-end=\"3131\"\u003eharsh Australian environmental conditions\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3134\" data-end=\"3200\"\u003e\n\u003cp data-start=\"3136\" data-end=\"3200\"\u003eSourced through \u003cstrong data-start=\"3152\" data-end=\"3198\"\u003ecertified local suppliers and distributors\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3201\" data-end=\"3254\"\u003e\n\u003cp data-start=\"3203\" data-end=\"3254\"\u003eCovered by \u003cstrong data-start=\"3214\" data-end=\"3254\"\u003elocal warranty and technical support\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3256\" data-end=\"3259\"\u003e\n\u003ch3 data-start=\"3261\" data-end=\"3306\"\u003e\u003cstrong data-start=\"3265\" data-end=\"3304\"\u003eDatasheets \/ Downloadable Resources\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"3307\" data-end=\"3511\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0637\/2838\/6287\/files\/pro_4.pdf?v=1748219882\"\u003e📄 \u003cstrong data-start=\"3310\" data-end=\"3373\"\u003eTechnical Datasheet – PROLOK Security Screw CHRS8F-25 (PDF\u003c\/strong\u003e\u003c\/a\u003e\u003cbr data-start=\"3373\" data-end=\"3376\"\u003e\u003c\/p\u003e\n\u003chr data-start=\"3513\" data-end=\"3516\"\u003e\n\u003ch3 data-start=\"3518\" data-end=\"3556\"\u003e\u003cstrong data-start=\"3522\" data-end=\"3556\"\u003e FAQs – CHRS8F-25\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"3558\" data-end=\"3677\"\u003e\u003cstrong data-start=\"3558\" data-end=\"3606\"\u003eQ1: What is the size of the CHRS8F-25 screw?\u003c\/strong\u003e\u003cbr data-start=\"3606\" data-end=\"3609\"\u003eA1: The CHRS8F-25 is 8 gauge (4.2mm) in diameter and 19mm in length.\u003c\/p\u003e\n\u003cp data-start=\"3679\" data-end=\"3799\"\u003e\u003cstrong data-start=\"3679\" data-end=\"3732\"\u003eQ2: What materials is the CHRS8F-25 suitable for?\u003c\/strong\u003e\u003cbr data-start=\"3732\" data-end=\"3735\"\u003eA2: It is compatible with metal, plastic, and timber substrates.\u003c\/p\u003e\n\u003cp data-start=\"3801\" data-end=\"3926\"\u003e\u003cstrong data-start=\"3801\" data-end=\"3839\"\u003eQ3: Is the CHRS8F-25 tamper-proof?\u003c\/strong\u003e\u003cbr data-start=\"3839\" data-end=\"3842\"\u003eA3: Yes, it features a one-way clutch head designed to prevent unauthorized removal.\u003c\/p\u003e\n\u003cp data-start=\"3928\" data-end=\"4083\"\u003e\u003cstrong data-start=\"3928\" data-end=\"3971\"\u003eQ4: Can the CHRS8F-25 be used outdoors?\u003c\/strong\u003e\u003cbr data-start=\"3971\" data-end=\"3974\"\u003eA4: Yes, it is made from 304 stainless steel, providing excellent corrosion resistance in outdoor conditions.\u003c\/p\u003e\n\u003cp data-start=\"4085\" data-end=\"4176\"\u003e\u003cstrong data-start=\"4085\" data-end=\"4123\"\u003eQ5: How many screws are in a pack?\u003c\/strong\u003e\u003cbr data-start=\"4123\" data-end=\"4126\"\u003eA5: Each pack contains 25 tamper-resistant screws.\u003c\/p\u003e\n\u003cp data-start=\"4178\" data-end=\"4333\"\u003e\u003cstrong data-start=\"4178\" data-end=\"4235\"\u003eQ6: Is CHRS8F-25 compliant with Australian standards?\u003c\/strong\u003e\u003cbr data-start=\"4235\" data-end=\"4238\"\u003eA6: Yes, it is manufactured to meet performance and durability expectations for the ANZ market.\u003c\/p\u003e\n\u003cp data-start=\"4335\" data-end=\"4455\"\u003e\u003cstrong data-start=\"4335\" data-end=\"4380\"\u003eQ7: What is the head style of this screw?\u003c\/strong\u003e\u003cbr data-start=\"4380\" data-end=\"4383\"\u003eA7: The CHRS8F-25 features a round head for a clean, low-profile finish.\u003c\/p\u003e\n\u003cp data-start=\"4457\" data-end=\"4621\"\u003e\u003cstrong data-start=\"4457\" data-end=\"4502\"\u003eQ8: Does CHRS8F-25 require special tools?\u003c\/strong\u003e\u003cbr data-start=\"4502\" data-end=\"4505\"\u003eA8: Yes, a clutch head driver is needed for installation; removal requires specialized tools not commonly available.\u003c\/p\u003e\n\u003cp data-start=\"4623\" data-end=\"4769\"\u003e\u003cstrong data-start=\"4623\" data-end=\"4677\"\u003eQ9: Can I use CHRS8F-25 for access control panels?\u003c\/strong\u003e\u003cbr data-start=\"4677\" data-end=\"4680\"\u003eA9: Yes, it's ideal for securing electrical enclosures, access panels, and control boxes.\u003c\/p\u003e\n\u003cp data-start=\"4771\" data-end=\"4943\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\u003cstrong data-start=\"4771\" data-end=\"4827\"\u003eQ10: Where can I access the datasheet for CHRS8F-25?\u003c\/strong\u003e\u003cbr data-start=\"4827\" data-end=\"4830\"\u003eA10: The \u003cstrong data-start=\"4839\" data-end=\"4880\"\u003eTechnical Datasheet – CHRS8F-25 (PDF)\u003c\/strong\u003e is available upon request from authorized PROLOK distributors.\u003c\/p\u003e","brand":"CCTV Tradie","offers":[{"title":"Default Title","offer_id":44530336890983,"sku":"CHRS8F-25-NET","price":16.88,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/8268\/2471\/files\/pro5.jpg?v=1788076267","url":"https:\/\/shop.underbrella.com.au\/products\/prolok-clutch-head-security-screw-8g-x-19mm-round-head-1-way-self-tapper-ab-thread-304-stainless-steel-pack-of-25-tamper-proof-fastener-part-no-chrs8f-25","provider":"UnderBrella","version":"1.0","type":"link"}