Wedge anchors are the way to go whenever possible. Bolt and drill size marked on the Expansion anchor bolt This should help whenever you run into a situation you need to drill a pilot hole and are not sure the size bit. Looking at various threads people seem to suggest a 14mil bit. Hex head. Information relating to your orders and your personal details can be viewed in your account section. Medium weight anchor applications. M8, M10, M12, M16 Masonry Concrete Anchor Screw, Self Tapping, Hexagon Head, Zinc Plated (Lightening/ Thunder/ Anker Bolt, type). Below is a chart showing the different concrete anchors and their required hole diameters: 7H max. Remove dust and debris Bolt projecting. We are currently reviewing our proposition following the latest Government advice. Fixaball.co.uk sells all sizes and materials of throughbolts, at the best internet prices, with free delivery. Orders placed before 2pm are usually dispatched same day (Mon-Fri). Shop 10 x 150mm M10 Concrete Self Tapping Anchor, Bolt/Screw, with a hex Head, Fixes to Brick, Stone, Masonry & Marble etc.. Free delivery on eligible orders of £20 or … What size drill bit should I use? For any other customer queries please email email@example.com, © Copyright Screwfix Direct (Ireland) Limited 2020 Company Registration no: 645397 VAT Registered: 3615078VH, Easyfix Bright Zinc-Plated Carbon Steel Concrete Bolts M8 x 80mm 10 Pack, For any other customer queries please email, © Copyright Screwfix Direct (Ireland) Limited 2020. bvseo-msg: The resource to the URL or file is currently unavailable.. The drill size chart is a table list standard size drill bits in several measurement systems, including fractional, metric, wire gauge number, and letter. I think you'll need to seat a washer under the bolt… Clear any debris. Remember when you drill your pilot for the screw, to drill a little deeper than the overall screw's length. Bolt Size M8 Brand Easyfix Construction Material (Fixings) Carbon Steel Drill Size 8 mm Fixings Finish Bright Zinc-Plated Manufacturer Guarantee 1 Year Guarantee Pack Size 10 Pieces in Pack/Case 10 Product Diameter 8 mm Hi, I have a M8 Raw Bolt and the outer shell is approx. Rawlplug RBL2 Rawlbolt Anchor with Loose Bolt M8 x 80mm By Rawlplug Product code: 68901 Pack size: 5 Pack Click here for full description £3.99 Exc. says. Can you tell me what size masonry drill I need to use for hole. If I use a 12 mm Masonry drill bit do I drill the hole to 94mm or 49.5mm... What size masonry drill do I need for Amtech 6 x 50mm expansion bolt? THROUGH BOLT - CONCRETE/ MASONRY SHIELD ANCHOR - All Sizes. Hilti HIT-RE 500 V3 with HIT-V rod May 24, 2016 4 Recommended loads a) Anchor size M8 M10 M12 M16 M20 M24 6H max. A through bolt is a torque controlled anchor, where the hole size is the same size of the bolt.- - -Drill your hole to the correct size/diametre. Hi Mark, you need to use a small pilot drill (4 – 5mm] first then 12mm dia. shield anchor bolt head Anchor size M6 M8 M10 M12 M16 Recommended tension loads: 1) N Emp - Concrete uncracked C20/25 - C50/60 kN 3.3 4.8 6.2 9.7 19 - Solid brick, brick and sandstone 1.8 2.3 2.9 4.3 - V Emp kN 6.8 8 Concrete Brick Soft Brick & Block Hole Depth Drilling Tool Hammer Bolt size 6mm - 16mm Bolt size 20mm - 24mm BOSCH GDS 18E BOSCH GDS 30 Torque 70Nm - 250Nm Torque 250Nm - 1000Nm Extensive testing when 13.6mm x 49.5mm, the bolt is M8 x 94mm. Thread Size Tap Drill (mm) Thread Size Tap Drill (mm) Thread Size Tap Drill (mm) Thread Size Tap Drill (mm) M4 x 0.35 3.60 M10 x 0.75 9.25 M16 x 1 15.0 M24 Easyfix Yellow Zinc-Plated Carbon Steel Concrete Bolts M8 x 80mm 10 Pack (8275P) out of 5 stars (7) for the M8 expansion bolts. XBolts® are single unit screw type anchors that are used in solid concrete applications. Please not that these bolts are not suitable for applications requiring Local Authority or Building Inspection sign-off. Size No. Please see table below for grip range, drill size and hole depth. Using the proper drill bit size, drill a hole into the base material to the required depth. People would need a drill size chart and tap size chart to determine the proper tap drill for a certain thread size or proper tap for an existing hole. Determined the Right Size Hole to Drill Once you have determined the type of drill bit needed, you need to figure out what size hole is required for the fastener you are using. Mark from Anglesey. Insert through bolt through fixture into hole. Integral collapse feature (ensures maximum clamping force). Some concrete screw manufactures, give a recommended drill bit size for their product, but generally speaking for 7.5mm concrete screw, I would use a 6.0mm bit. for the M8 expansion bolts. © 2020 DK Tools Ltd. All Rights Reserved. The top is about 12 mm across. Update my browser now. I'm going to use an m8 rawl bolt. Metric Tap Drill Chart - Fine Thread Fine Pitch Thread Drill size (mm) Tap Size Basic Major Dia. Screwfix.ie is temporarily closed and we have suspended our Click & Collect and home delivery service. Torque wrench socket size s w [mm] 17 19 23 h min h nom d 0 d f S w h 1 t ﬁx L inStallation inStrUCtionS 1.) Imgur Edit: spelling Design criteria – concrete 10 Design criteria – masonry 12 TRADAC SCREW-BOLTTM 14 Suggested specification 15 April 2011 April 2011 3 Blue -Tip SCREW-BOLT anchors have many unique features and benefits that steel. Spin the drill in the hole for a few extra seconds to make it a tiny bit bigger. Thread Pitch Minor diameter for class 5H max. Hi Mark, you need to use a small pilot drill (4 – 5mm] first then 12mm dia. I am using it to hang my gymnastic rings. Please not that these bolts are not suitable for applications requiring Local Authority or Building Inspection sign-off. the size of the screw or the size of the shield which is 13mm. Easyfix Yellow Zinc-Plated Carbon Steel Concrete Bolts M8 x 80mm 10 Pack (8275P) out of 5 stars (7) By anchor bolt, I assume you mean wedge anchor (male threads), not drop-in anchor (female threads). As it is screwed in, It creates its own undercut by tapping the concrete hole. Whatever the … The drill bit is wider that the body of the bolt but not the threading so that they can bite. RAWLBOLT 6mm X55 M6-10L- DRILL 12mm Next RAWLBOLT 10mm X75 M10-10L - DRILL 16mm Previous RAWLBOLT 8mm X65 M8-10L - DRILL 14mm Be the first to review this product ZAR7.50 excl. when drilling into dense concrete observe the maximum efficient working life of the drill bit. Carbon Steel (Plate) -DP06040 DP06060 DP08040 DP08065 DP08090 DP10040 DP10050 DP10075 DP10100 DP10125 DP12060 DP12070 DP12100 DP12125 DP16065 Fully threaded, bright zinc-plated concrete bolt. Easyfix Bright Zinc-Plated Carbon Steel Concrete… (6293P). Our stores and Contact Centre are also closed until further notice. Rawlplug rawlbolts m8 x 65mm 5 pack r rbp rawlbolt bolt ing for hilti anchor bolt size chart the future m8 anchor bolt hole size a pictures hilti anchor bolt size chart the future How Do We Choose The Right Size Of Wall Rawl Plugs S And Drill Bits For Masonary Lications QuoraInexpensive Bolt ExtractorHole… Read More » In case you need to drill a hole and thread it for a screw or bolt. through bolt concrete heavy duty expansion anchor in steel and stainless steel product : through bolt variant: stud head designation: heavy duty material: steel 8.8 high tensile grade with stainless expansion clip or A4-316 grade stainless steel complete bolt. We normally drill them so they are tight, so 10mm as you did for that size bolt. Would that not make an awful big hole for a … Tittle says it all. Update your browser to view this website correctly. Quantity Per Box DYNABOLT ® ANCHORS Order No. All purpose. What drill bit should I use for an achor bolt M8. Fixing is achieved by screwing the anchor into the hole. 5H, 6H, 7H min M8 x 1 8 1 7.107 7.153 7.217 I've bought an Amtech 10mm closed hook bolt set. Thanks y'all! Preparation Hole depth must be 2 times diameter plus the full working length of the bolt, to allow for the dust created when the bolt is installed into the pre-drilled hole. Buy RawlPlug Steel Masonry Anchor M8, fixing hole diameter 10mm, length 95mm or other Masonry Plugs, Anchors & Fixings online from RS for next day delivery on your order plus great service and a great price from the largest If you have already placed a Click & Collect order and you haven’t yet collected it, please bear with us whilst we work through the changes. Make sure the hole is deep enough!!!! 2.) Please keep an eye on Screwfix.ie for further updates. Metric Tap and Drill Bit Size Table Print this page Tap Metric Drill US Drill 3mm x 0.5 2.5mm-4mm x 0.7 3.4mm-5mm x 0.8 4.3mm-6mm x 1.0 5.2mm-7mm x 1.0 6.1mm 15/64" 8mm x 1.25 6.9mm 17/64" 8mm x … or inch Pitch TPI Drill (mm) #1 64 1.55 #2 56 1.85 #3 48 2.1 #4 40 2.35 #5 40 2.65 #6 32 2.85 #8 32 3.5 #10 24 3.9 #12 24 4.5 1/4 20 5.1 5/16 18 6.6 3/8 16 8 7/16 14 9.4 1/2 13 10.8 9/16 12 12.2 5/8 11 13.5 3/4 10 16.5 9 Maximum performance in most base material. I also have included the chart for drill bit size per tap size.