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{"id":9680807067799,"title":"Whiteside 3120B Slot \u0026 Undercut Router Bit: 1-7\/8 Inch Large Diameter, 5\/32 Inch Length, 1\/2 Inch Depth, 1\/4 Inch Shank, 2-1\/4 Inch Overall Length, B13 Bearing","handle":"whiteside-3120b-slot-undercut-router-bit-1-7-8-inch-large-diameter-5-32-inch-length-1-2-inch-depth-1-4-inch-shank-2-1-4-inch-overall-length-b13-bearing","description":"\u003ch3\u003eWhiteside 3120B Slot \u0026amp; Undercut Router Bit: 1-7\/8 Inch Large Diameter, 5\/32 Inch Length, 1\/2 Inch Depth, 1\/4 Inch Shank, 2-1\/4 Inch Overall Length, B13 Bearing\u003c\/h3\u003e\n\u003cp id=\"b\"\u003eThe Whiteside 3120B slot and undercut bit is a versatile router bit for\nwoodworkers and hobbyists. Ideal for cutting slots, grooves, and decorative\npatterns, this 1\/2\" shank bit allows you to create clean, precise features up\nto 1\/2\" deep with its 1\/4\" kerf. Whether you need to add detail to molding\nprofiles, slots for table inserts, or undercuts to signs and letters, the\n3120B performs smoothly at speeds up to 16,000 RPM. Its carbide cutter resists\nchipping and dulling on hardwoods as well as softer composite woods and\nplastics. With clean cuts and long-lasting sharpness, this 1\/2\" slot and\nundercut bit streamlines routing tasks and delivers professional results for\nany woodworking or sign-making project.\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eTOOL SPECS: Carbide-tipped slot \u0026amp; undercut bit with 1-7\/8\" large diameter, 5\/32\" length, 1\/2\" depth, 1\/2\" shank, and 2-1\/4\" overall length for use with 1\/2\" collets. B13 bearing included.\u003c\/li\u003e\n \u003cli\u003eSLOT: Perfect for creating a slot with a slight undercut for tongue and groove joints, as well as trimming overhanging edges in veneer and laminate, ensuring precise, clean results.\u003c\/li\u003e\n \u003cli\u003eDEPTH: Adds depth and dimension to your cuts by creating a small lip on the edge of the slot, enhancing the overall detail and appearance of your woodworking projects.\u003c\/li\u003e\n \u003cli\u003eBEARING GUIDE: A bearing is mounted on the shank for quick and easy cutting along the side of the workpiece. Commonly used on hardwood flooring.\u003c\/li\u003e\n \u003cli\u003eUNDERCUT: Also great for adding a subtle undercut to decorative elements like large letters and joining new wood flooring to existing flooring, helping create a smooth, seamless transition.\u003c\/li\u003e\n \u003c\/ul\u003e","published_at":"2026-07-30T19:36:39+10:00","created_at":"2026-07-26T19:15:02+10:00","vendor":"Whiteside Router Bits","type":"Edge Treatment \u0026 Grooving Bits","tags":["home_improvement_Aug2026"],"price":19600,"price_min":19600,"price_max":19600,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":48068000383127,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"B0D4R4N5Y2","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Whiteside 3120B Slot \u0026 Undercut Router Bit: 1-7\/8 Inch Large Diameter, 5\/32 Inch Length, 1\/2 Inch Depth, 1\/4 Inch Shank, 2-1\/4 Inch Overall Length, B13 Bearing","public_title":null,"options":["Default Title"],"price":19600,"weight":91,"compare_at_price":null,"inventory_management":"shopify","barcode":"844278099645","requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}],"images":["\/\/newnestshop.com\/cdn\/shop\/files\/B0D4R4N5Y2.jpg?v=1785057303","\/\/newnestshop.com\/cdn\/shop\/files\/51r_viq6kqL.jpg?v=1785057304"],"featured_image":"\/\/newnestshop.com\/cdn\/shop\/files\/B0D4R4N5Y2.jpg?v=1785057303","options":["Title"],"media":[{"alt":null,"id":42455552622743,"position":1,"preview_image":{"aspect_ratio":0.745,"height":1398,"width":1041,"src":"\/\/newnestshop.com\/cdn\/shop\/files\/B0D4R4N5Y2.jpg?v=1785057303"},"aspect_ratio":0.745,"height":1398,"media_type":"image","src":"\/\/newnestshop.com\/cdn\/shop\/files\/B0D4R4N5Y2.jpg?v=1785057303","width":1041},{"alt":null,"id":42455552655511,"position":2,"preview_image":{"aspect_ratio":1.336,"height":955,"width":1276,"src":"\/\/newnestshop.com\/cdn\/shop\/files\/51r_viq6kqL.jpg?v=1785057304"},"aspect_ratio":1.336,"height":955,"media_type":"image","src":"\/\/newnestshop.com\/cdn\/shop\/files\/51r_viq6kqL.jpg?v=1785057304","width":1276}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eWhiteside 3120B Slot \u0026amp; Undercut Router Bit: 1-7\/8 Inch Large Diameter, 5\/32 Inch Length, 1\/2 Inch Depth, 1\/4 Inch Shank, 2-1\/4 Inch Overall Length, B13 Bearing\u003c\/h3\u003e\n\u003cp id=\"b\"\u003eThe Whiteside 3120B slot and undercut bit is a versatile router bit for\nwoodworkers and hobbyists. Ideal for cutting slots, grooves, and decorative\npatterns, this 1\/2\" shank bit allows you to create clean, precise features up\nto 1\/2\" deep with its 1\/4\" kerf. Whether you need to add detail to molding\nprofiles, slots for table inserts, or undercuts to signs and letters, the\n3120B performs smoothly at speeds up to 16,000 RPM. Its carbide cutter resists\nchipping and dulling on hardwoods as well as softer composite woods and\nplastics. With clean cuts and long-lasting sharpness, this 1\/2\" slot and\nundercut bit streamlines routing tasks and delivers professional results for\nany woodworking or sign-making project.\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eTOOL SPECS: Carbide-tipped slot \u0026amp; undercut bit with 1-7\/8\" large diameter, 5\/32\" length, 1\/2\" depth, 1\/2\" shank, and 2-1\/4\" overall length for use with 1\/2\" collets. B13 bearing included.\u003c\/li\u003e\n \u003cli\u003eSLOT: Perfect for creating a slot with a slight undercut for tongue and groove joints, as well as trimming overhanging edges in veneer and laminate, ensuring precise, clean results.\u003c\/li\u003e\n \u003cli\u003eDEPTH: Adds depth and dimension to your cuts by creating a small lip on the edge of the slot, enhancing the overall detail and appearance of your woodworking projects.\u003c\/li\u003e\n \u003cli\u003eBEARING GUIDE: A bearing is mounted on the shank for quick and easy cutting along the side of the workpiece. Commonly used on hardwood flooring.\u003c\/li\u003e\n \u003cli\u003eUNDERCUT: Also great for adding a subtle undercut to decorative elements like large letters and joining new wood flooring to existing flooring, helping create a smooth, seamless transition.\u003c\/li\u003e\n \u003c\/ul\u003e"}

Whiteside 3120B Slot & Undercut Router Bit: 1-7/8 Inch Large Diameter, 5/32 Inch Length, 1/2 Inch Depth, 1/4 Inch Shank, 2-1/4 Inch Overall Length, B13 Bearing

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Whiteside 3120B Slot & Undercut Router Bit: 1-7/8 Inch Large Diameter, 5/32 Inch Length, 1/2 Inch Depth, 1/4 Inch Shank, 2-1/4 Inch Overall Length, B13 Bearing

The Whiteside 3120B slot and undercut bit is a versatile router bit for woodworkers and hobbyists. Ideal for cutting slots, grooves, and decorative patterns, this 1/2" shank bit allows you to create clean, precise features up to 1/2" deep with its 1/4" kerf. Whether you need to add detail to molding profiles, slots for table inserts, or undercuts to signs and letters, the 3120B performs smoothly at speeds up to 16,000 RPM. Its carbide cutter resists chipping and dulling on hardwoods as well as softer composite woods and plastics. With clean cuts and long-lasting sharpness, this 1/2" slot and undercut bit streamlines routing tasks and delivers professional results for any woodworking or sign-making project.

Product Features

  • TOOL SPECS: Carbide-tipped slot & undercut bit with 1-7/8" large diameter, 5/32" length, 1/2" depth, 1/2" shank, and 2-1/4" overall length for use with 1/2" collets. B13 bearing included.
  • SLOT: Perfect for creating a slot with a slight undercut for tongue and groove joints, as well as trimming overhanging edges in veneer and laminate, ensuring precise, clean results.
  • DEPTH: Adds depth and dimension to your cuts by creating a small lip on the edge of the slot, enhancing the overall detail and appearance of your woodworking projects.
  • BEARING GUIDE: A bearing is mounted on the shank for quick and easy cutting along the side of the workpiece. Commonly used on hardwood flooring.
  • UNDERCUT: Also great for adding a subtle undercut to decorative elements like large letters and joining new wood flooring to existing flooring, helping create a smooth, seamless transition.

Buy with confidence as this product comes with 18 months full local warranty in Australia & New Zealand (unless otherwise stated in the overview).

This product also comes with the benefits of the CocoonPower Warranty. For further details please read our Warranty Guidelines.

You can also purchase 3 Year Extended Care. If you are interested please see our Extended Care Information.