{"product_id":"low-profile-hold-down-clamp","title":"Low-Profile Hold-Down Clamp","description":"\u003cp\u003eThe \u003cstrong\u003eLow-Profile Hold-Down Clamp\u003c\/strong\u003e is designed for securing workpieces to the Broinwood CNC Spoilboard System while keeping the clamping hardware as low as possible above the work surface.\u003c\/p\u003e\n\u003cp\u003eThe clamp mounts to a \u003cstrong\u003eSplit Expansion Anchor\u003c\/strong\u003e using a 1\/4\"-20 bolt. Its elongated center slot allows the clamp to slide forward or backward, making it easy to position the clamping point where it is needed.\u003c\/p\u003e\n\u003cp\u003eThe low-profile design is especially useful for thinner workpieces and CNC operations where keeping the workholding hardware away from the toolpath is important.\u003c\/p\u003e\n\u003ch3\u003eHow to Use\u003c\/h3\u003e\n\u003col start=\"1\"\u003e\n\u003cli\u003eInstall a \u003cstrong\u003eSplit Expansion Anchor\u003c\/strong\u003e in a suitable pocket near the workpiece.\u003c\/li\u003e\n\u003cli\u003ePosition the Low-Profile Hold-Down Clamp over the anchor.\u003c\/li\u003e\n\u003cli\u003eInsert a \u003cstrong\u003e1\/4\"-20 bolt\u003c\/strong\u003e through the center slot and thread it into the Threaded Insert.\u003c\/li\u003e\n\u003cli\u003eSlide the clamp toward the workpiece until the appropriate step engages the edge of the material.\u003c\/li\u003e\n\u003cli\u003eTighten the bolt until the workpiece is held securely.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eDo not overtighten. Use only the amount of clamping force required to hold the workpiece securely.\u003c\/p\u003e\n\u003ch3\u003eAdjustable Step Heights\u003c\/h3\u003e\n\u003cp\u003eThe clamp has \u003cstrong\u003etwo different stepped profiles\u003c\/strong\u003e, allowing the clamping height to be adjusted for different workpiece thicknesses.\u003c\/p\u003e\n\u003cp\u003eOne end has \u003cstrong\u003esmaller, finer steps\u003c\/strong\u003e, while the opposite end has \u003cstrong\u003elarger steps\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eSimply rotate the clamp and select the side and step that best matches the height of your workpiece.\u003c\/p\u003e\n\u003cp\u003eThis provides multiple clamping-height options without requiring additional spacers or different clamp sizes.\u003c\/p\u003e\n\u003ch3\u003eTactile Orientation Indicator\u003c\/h3\u003e\n\u003cp\u003eA small raised indicator is built into one side of the clamp so you can identify the orientation by touch without having to flip the clamp over and visually check the steps.\u003c\/p\u003e\n\u003cp\u003eWhen the raised indicator is on the \u003cstrong\u003eright side\u003c\/strong\u003e, the \u003cstrong\u003esmaller steps\u003c\/strong\u003e are facing toward you.\u003c\/p\u003e\n\u003cp\u003eWhen the raised indicator is on the \u003cstrong\u003eleft side\u003c\/strong\u003e, the \u003cstrong\u003elarger steps\u003c\/strong\u003e are facing toward you.\u003c\/p\u003e\n\u003cp\u003eThis makes it faster and easier to select the correct step profile during setup.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall length:\u003c\/strong\u003e 80 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e 20 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 12 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSlot length:\u003c\/strong\u003e 57.5 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSlot width:\u003c\/strong\u003e 7 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e 1\/4\"-20 bolt\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClamping height:\u003c\/strong\u003e Multiple stepped positions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStep profiles:\u003c\/strong\u003e Fine and large\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrientation indicator:\u003c\/strong\u003e Tactile raised feature\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e Removable and repositionable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible with:\u003c\/strong\u003e Broinwood Split Expansion Anchor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesigned for:\u003c\/strong\u003e CNC workholding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufactured in:\u003c\/strong\u003e USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eImportant\u003c\/h3\u003e\n\u003cp\u003eAlways select a step that provides solid contact with the workpiece before tightening the clamp.\u003c\/p\u003e\n\u003cp\u003eThe clamp should apply enough downward holding force to secure the workpiece without excessive tightening.\u003c\/p\u003e\n\u003cp\u003eBefore starting the CNC, \u003cstrong\u003ealways verify that the Low-Profile Hold-Down Clamp, mounting bolt, Split Expansion Anchor, and all other workholding components are completely clear of the programmed toolpath.\u003c\/strong\u003e\u003c\/p\u003e","brand":"CUSTOM CUTTING BOARDS BY BROINWOOD","offers":[{"title":"Default Title","offer_id":52478659494178,"sku":null,"price":1.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0247\/1546\/0683\/files\/photo_7_2026-09-04_18-29-13.jpg?v=1788562531","url":"https:\/\/broinwood.com\/products\/low-profile-hold-down-clamp","provider":"CUSTOM CUTTING BOARDS BY BROINWOOD","version":"1.0","type":"link"}