{"product_id":"25-pack-m4-x-20mm-threaded-knurled-thumb-screws-wi","title":"25 Pack M4 X 20mm Threaded Knurled Thumb Screws With Smooth Grip Knobs For Dead Simple Clamping And No Sweat Adjustments On Heavy Duty Tools And Shop Builds","description":"\u003cdiv\u003e\n\u003cp\u003eSet of twenty five M4 knurled thumb screws for fast setup\u003cbr\u003e\n✔️ M4 x 20mm thread, 31mm total length, carbon steel and black plastic\u003c\/p\u003e \u003cp\u003eThis set of threaded mounting knobs replaces wrenches with direct finger control for shop fixtures and workbench vises. You get twenty five pieces that swap out quickly on v slot aluminum extrusions, desktop presses, and jig boards without stripping holes.\u003c\/p\u003e ✅ Pack of twenty five M4 screws replaces standard hardware in heavy duty rigs\u003cbr\u003e\n✅ Point seven nine inch twenty millimeter thread engages nuts securely\u003cbr\u003e\n✅ Five point five millimeter zero point five five inch knob diameter grips fingers\u003cbr\u003e\n✅ One point two two inch thirty one millimeter overall height clears bench tops\u003cbr\u003e \u003cp\u003e💡 How does a knurled thumb screw improve accuracy on machine vise assemblies?\u003cbr\u003e\nDirect rotation moves the clamp arm with measurable micro increments.\u003cbr\u003e\n- Machined diamond pattern bites skin directly so hands stay dry during wet glue ups\u003cbr\u003e\n- Standardized M4 pitch mates perfectly with common linear slide unit guide rails\u003cbr\u003e\n- Compact body stays handy inside narrow machine t slots without catching tools\u003cbr\u003e\n- Heat treated steel shaft resists galling after thousands of tightening cycles\u003c\/p\u003e✝️\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":49240951161067,"sku":"VXB0FN71J8N9","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/81OQjBdfFSL.jpg?v=1786915591","url":"https:\/\/vxb.com\/products\/25-pack-m4-x-20mm-threaded-knurled-thumb-screws-wi","provider":"VXB Bearings","version":"1.0","type":"link"}