{"title":"► Macsim | Twist Drill Bits","description":"\u003ch2 dir=\"ltr\"\u003e\u003cspan\u003eHigh-Performance HSS Drill Bits for Precision Metal \u0026amp; Trade Drilling\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e\u003cstrong\u003eCutting accuracy defines fastening integrity\u003c\/strong\u003e. \u003c\/span\u003e\u003cspan\u003eMacsim | Twist Drill Bits are engineered as high-speed steel drill bits designed for precision drilling in steel, aluminum, timber \u0026amp; general trade materials across Australia.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eCorrect drill geometry directly influences hole tolerance. Fabricators working within \u003c\/span\u003e\u003ca href=\"https:\/\/www.industrialshed.net.au\/collections\/drill-accessories\" target=\"_blank\" rel=\"noopener\"\u003e\u003cem\u003e\u003cstrong\u003eDrill Accessories\u003c\/strong\u003e\u003c\/em\u003e\u003c\/a\u003e\u003cspan\u003e applications rely on twist drill bits to maintain consistent diameter control during pilot hole preparation. Contractors installing assemblies supported by \u003c\/span\u003e\u003ca href=\"https:\/\/www.industrialshed.net.au\/collections\/structural-fasteners-bolts\" target=\"_blank\" rel=\"noopener\"\u003e\u003cstrong\u003e\u003cem\u003eStructural Fasteners \u0026amp; Bolts\u003c\/em\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003cspan\u003e depend on accurate drilling to preserve bolt fitment \u0026amp; load capacity.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eEdge sharpness determines penetration efficiency. Workshops preparing components alongside \u003c\/span\u003e\u003ca href=\"https:\/\/www.industrialshed.net.au\/collections\/metal-cutting-grinding-tools\" target=\"_blank\" rel=\"noopener\"\u003e\u003cstrong\u003e\u003cem\u003eMetal Cutting \u0026amp; Grinding Tools\u003c\/em\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003cspan\u003e require durable cutting flutes that evacuate swarf effectively. Mechanical teams servicing plant equipment integrated with \u003c\/span\u003e\u003ca href=\"https:\/\/www.industrialshed.net.au\/collections\/hydraulic-equipment\" target=\"_blank\" rel=\"noopener\"\u003e\u003cem\u003e\u003cstrong\u003eHydraulic Equipment\u003c\/strong\u003e\u003c\/em\u003e\u003c\/a\u003e\u003cspan\u003e rely on dependable drilling performance when modifying brackets \u0026amp; mounts. Alignment precision verified through \u003c\/span\u003e\u003ca href=\"https:\/\/www.industrialshed.net.au\/collections\/measuring-layout-tools\" target=\"_blank\" rel=\"noopener\"\u003e\u003cem\u003e\u003cstrong\u003eMeasuring \u0026amp; Layout Tools\u003c\/strong\u003e\u003c\/em\u003e\u003c\/a\u003e\u003cspan\u003e ensures hole placement meets engineering specification. Commercial builds operating within \u003c\/span\u003e\u003ca href=\"https:\/\/www.industrialshed.net.au\/collections\/commercial-construction\" target=\"_blank\" rel=\"noopener\"\u003e\u003cstrong\u003e\u003cem\u003eCommercial Construction\u003c\/em\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003cspan\u003e environments demand drill bits capable of repetitive heavy-duty cycles. Organized setups supported by \u003c\/span\u003e\u003ca href=\"https:\/\/www.industrialshed.net.au\/collections\/tool-storage-workbenches\" target=\"_blank\" rel=\"noopener\"\u003e\u003cstrong\u003e\u003cem\u003eTool Storage \u0026amp; Workbenches\u003c\/em\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003cspan\u003e improve productivity when full drill ranges remain accessible \u0026amp; indexed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eMacsim Twist Drill Bits feature precision-ground flutes, hardened high-speed steel construction \u0026amp; balanced cutting angles engineered for smooth penetration across metal substrates. Heat resistance reduces edge wear during sustained drilling, while optimized spiral geometry improves chip evacuation for cleaner holes.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eConsistent cutting performance built for Australian trade environments.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhat’s in This Collection:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003e► High-speed steel twist drill bits\u003cbr\u003e‣ Designed for precision metal drilling\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003e► Precision-ground cutting edges\u003cbr\u003e‣ Maintains accurate hole diameter\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003e► Optimized spiral flute design\u003cbr\u003e‣ Efficient swarf removal\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003e► Heat-resistant construction\u003cbr\u003e‣ Reduces edge dulling under load\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003e► Multi-material compatibility\u003cbr\u003e‣ Suitable for steel, aluminum \u0026amp; timber\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003e► Metric sizing options\u003cbr\u003e‣ Matches Australian fastener standards\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003e► Durable hardened steel body\u003cbr\u003e‣ Built for repeated workshop use\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003e► Trade-scale supply availability\u003cbr\u003e ‣ Ideal for fabrication \u0026amp; site teams\u003c\/strong\u003e\u003c\/p\u003e","products":[{"product_id":"macsim-1mm-hss-twist-drill-bit-43z01","title":"Macsim - 1mm HSS Twist Drill Bit | 43Z01","description":"","brand":"Macsim","offers":[{"title":"Default Title","offer_id":51472606986529,"sku":"43Z01","price":5.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/4562\/8449\/files\/macsim_332b1869-783e-43ad-8f90-9a1888e1d93b.jpg?v=1752940387"},{"product_id":"macsim-1-5mm-hss-twist-drill-bit-43z015","title":"Macsim - 1.5mm HSS Twist Drill Bit | 43Z015","description":"","brand":"Macsim","offers":[{"title":"Default Title","offer_id":51472607379745,"sku":"43Z015","price":5.4,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/4562\/8449\/files\/macsim_ff193d19-dadf-467c-b6dc-9c7050ef2286.jpg?v=1752940388"},{"product_id":"macsim-2mm-hss-twist-drill-bit-43z02","title":"Macsim - 2mm HSS Twist Drill Bit | 43Z02","description":"","brand":"Macsim","offers":[{"title":"Default Title","offer_id":51472607445281,"sku":"43Z02","price":6.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/4562\/8449\/files\/macsim_b5aa63a6-edef-428d-9905-d07705b276e7.jpg?v=1752940386"},{"product_id":"macsim-2-5mm-hss-twist-drill-bit-43z025","title":"Macsim - 2.5mm HSS Twist Drill Bit | 43Z025","description":"","brand":"Macsim","offers":[{"title":"Default Title","offer_id":51472607510817,"sku":"43Z025","price":7.2,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/4562\/8449\/files\/macsim_8eb928ad-f99f-466f-bdae-077500131827.jpg?v=1752940387"},{"product_id":"macsim-3mm-hss-twist-drill-bit-43z03","title":"Macsim - 3mm HSS Twist Drill Bit | 43Z03","description":"","brand":"Macsim","offers":[{"title":"Default Title","offer_id":51472607543585,"sku":"43Z03","price":10.62,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/4562\/8449\/files\/macsim_2eced9a8-00fb-4d89-871d-c9bd7dea05b1.jpg?v=1752940390"},{"product_id":"macsim-3-5mm-hss-twist-drill-bit-43z035","title":"Macsim - 3.5mm HSS Twist Drill Bit | 43Z035","description":"","brand":"Macsim","offers":[{"title":"Default Title","offer_id":51472607609121,"sku":"43Z035","price":12.4,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/4562\/8449\/files\/macsim_33200da6-b23a-4a5c-b3a1-ee39d0b4ac39.jpg?v=1752940387"},{"product_id":"macsim-4mm-hss-twist-drill-bit-43z04","title":"Macsim - 4mm HSS Twist Drill Bit | 43Z04","description":"","brand":"Macsim","offers":[{"title":"Default Title","offer_id":51472607641889,"sku":"43Z04","price":15.42,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/4562\/8449\/files\/macsim_13d85a2b-456a-4b04-8285-5905590716cd.jpg?v=1752940387"},{"product_id":"macsim-4-5mm-hss-twist-drill-bit-43z045","title":"Macsim - 4.5mm HSS Twist Drill Bit | 43Z045","description":"","brand":"Macsim","offers":[{"title":"Default Title","offer_id":51472607707425,"sku":"43Z045","price":18.72,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/4562\/8449\/files\/macsim_0a36a518-0aba-4927-8d29-cfb39ad28d3a.jpg?v=1752940387"},{"product_id":"macsim-5mm-hss-twist-drill-bit-43z05","title":"Macsim - 5mm HSS Twist Drill Bit | 43Z05","description":"","brand":"Macsim","offers":[{"title":"Default Title","offer_id":51472607772961,"sku":"43Z05","price":22.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/4562\/8449\/files\/macsim_df53898d-34b1-4577-a3c9-89e5ec0795c7.jpg?v=1752940387"},{"product_id":"macsim-5-5mm-hss-twist-drill-bit-43z055","title":"Macsim - 5.5mm HSS Twist Drill Bit | 43Z055","description":"","brand":"Macsim","offers":[{"title":"Default Title","offer_id":51472607838497,"sku":"43Z055","price":25.28,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/4562\/8449\/files\/macsim_ad462c2d-1456-4d3a-94a6-2e272901a301.jpg?v=1752940387"},{"product_id":"macsim-6mm-hss-twist-drill-bit-43z06","title":"Macsim - 6mm HSS Twist Drill Bit | 43Z06","description":"","brand":"Macsim","offers":[{"title":"Default Title","offer_id":51472607871265,"sku":"43Z06","price":28.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/4562\/8449\/files\/macsim_dc8050bf-46d9-48b5-8d7b-e0c2a6f09c5a.jpg?v=1752940388"},{"product_id":"macsim-6-5mm-hss-twist-drill-bit-43z065","title":"Macsim - 6.5mm HSS Twist Drill Bit | 43Z065","description":"","brand":"Macsim","offers":[{"title":"Default Title","offer_id":51472607936801,"sku":"43Z065","price":32.8,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/4562\/8449\/files\/macsim_26369b16-54fc-43f1-a71e-3c8086608c59.jpg?v=1752940389"},{"product_id":"macsim-7mm-hss-twist-drill-bit-43z07","title":"Macsim - 7mm HSS Twist Drill Bit | 43Z07","description":"","brand":"Macsim","offers":[{"title":"Default Title","offer_id":51472608002337,"sku":"43Z07","price":38.22,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/4562\/8449\/files\/macsim_437cc5bb-2fd1-4451-90bd-6d6f519efae1.jpg?v=1752940388"},{"product_id":"macsim-7-5mm-hss-twist-drill-bit-43z075","title":"Macsim - 7.5mm HSS Twist Drill Bit | 43Z075","description":"","brand":"Macsim","offers":[{"title":"Default Title","offer_id":51472608035105,"sku":"43Z075","price":44.08,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/4562\/8449\/files\/macsim_7b635016-0054-4cb3-b496-23a1d4877a7f.jpg?v=1752940388"},{"product_id":"macsim-8mm-hss-twist-drill-bit-43z08","title":"Macsim - 8mm HSS Twist Drill Bit | 43Z08","description":"","brand":"Macsim","offers":[{"title":"Default Title","offer_id":51472608100641,"sku":"43Z08","price":50.4,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/4562\/8449\/files\/macsim_f74a43f9-472b-4054-acf7-d49101f8552f.jpg?v=1752940388"},{"product_id":"macsim-8-5mm-hss-twist-drill-bit-43z085","title":"Macsim - 8.5mm HSS Twist Drill Bit | 43Z085","description":"","brand":"Macsim","offers":[{"title":"Default Title","offer_id":51472608198945,"sku":"43Z085","price":57.16,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/4562\/8449\/files\/macsim_a0f0467b-280b-40d0-bac9-87b9efd4bd65.jpg?v=1752940388"},{"product_id":"macsim-9mm-hss-twist-drill-bit-43z09","title":"Macsim - 9mm HSS Twist Drill Bit | 43Z09","description":"","brand":"Macsim","offers":[{"title":"Default Title","offer_id":51472608264481,"sku":"43Z09","price":64.36,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/4562\/8449\/files\/macsim_40e3db5d-a7c6-4af4-ae41-fb5a7545ff3a.jpg?v=1752940389"},{"product_id":"macsim-9-5mm-hss-twist-drill-bit-43z095","title":"Macsim - 9.5mm HSS Twist Drill Bit | 43Z095","description":"","brand":"Macsim","offers":[{"title":"Default Title","offer_id":51472608330017,"sku":"43Z095","price":72.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/4562\/8449\/files\/macsim_d9feecea-4d62-4789-b4fc-015f8961264c.jpg?v=1752940389"},{"product_id":"macsim-10mm-hss-twistdrill-bit-43z10","title":"Macsim - 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