{"product_id":"arbour","title":"Arbour","description":"\u003cp\u003eOur A1 and A2 arbours are precision-engineered accessories designed to securely hold hole saws for clean, efficient drilling. Supplied with a high-speed steel (HSS) pilot drill, these arbours make holesaw installation straightforward, delivering stable and accurate performance whether you’re working on wood, plastic, or metal. A1 suits smaller diameter saws; A2 covers larger sizes.\u003c\/p\u003e\n\u003ch4\u003e \u003cbr\u003eKey Features\u003c\/h4\u003e\n\u003cp\u003e• A1 arbour: for hole saws 14–30 mm \u003cbr\u003e• A2 arbour: for hole saws 32–210 mm \u003cbr\u003e• Supplied with HSS pilot drill for accurate centring \u003cbr\u003e• Hex shank for secure grip and stable drilling\u003c\/p\u003e\n\u003ch4\u003e \u003cbr\u003eIn-Depth Description\u003c\/h4\u003e\n\u003cp\u003eThe A1 \u0026amp; A2 Arbours are essential tools for any professional or DIY setup requiring versatile hole cutting — from small perforations to larger core holes. The A1 arbour is compatible with hole saws ranging from 14 mm to 30 mm, and features an 8.75 mm (11\/32″) hex shank and a ½″ 20 UNF screw thread. It ships with a 6.35 mm (¼″) HSS pilot drill, ensuring precise centring and clean cut starts — essential for accurate wood, metal or plastic drilling.\u003c\/p\u003e\n\u003cp\u003eFor larger drilling needs, the A2 arbour supports hole saws from 32 mm up to 210 mm in diameter and is designed to fit a 13 mm (½″) chuck on standard drills. Typically fitted with an 11 mm hex shank and a robust screw thread (often 5\/8″ 18 UNF), the A2 arbour delivers the secure engagement and torque stability needed for larger bore holes.\u003c\/p\u003e\n\u003cp\u003e \u003cbr\u003eBoth arbours come ready fitted with a replaceable HSS pilot drill, allowing for accurate guiding of the hole saw into the workpiece and reducing wobble or misalignment. Their hex shank design ensures a firm grip in the drill chuck, which improves control and safety, especially when penetrating dense or tough materials.\u003c\/p\u003e\n\u003cp\u003e \u003cbr\u003eWhether you’re cutting small openings for cables, fitting pipework, drilling through metal panels, or creating larger core holes for ventilation or wiring, A1 and A2 arbours provide a dependable and efficient solution. Their compatibility with a wide range of hole saw diameters means fewer tools are required on the job — making them a practical, cost-effective choice for electricians, plumbers, HVAC engineers, and general contractors alike.\u003c\/p\u003e","brand":"Fire-Mech Fixings","offers":[{"title":"A1 Arbour (For 14mm-30mm)","offer_id":54024465187149,"sku":"ARBOUR","price":19.14,"currency_code":"GBP","in_stock":true},{"title":"A2 Arbour (For 32mm-210mm)","offer_id":54024465219917,"sku":"ARBOURA2","price":29.16,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0974\/9925\/1021\/files\/arbour_ARBOUR-1.png?v=1780480245","url":"https:\/\/fire-mechfixings.co.uk\/products\/arbour","provider":"Fire Mech Fixings","version":"1.0","type":"link"}