{"product_id":"nsr-4421-replacement-0-9mm-allen-driver-tip-heat-treated-steel","title":"NSR 4421 Replacement 0.9mm Allen Driver Tip – Heat-Treated Steel","description":"\u003cp\u003e\u003cstrong\u003eNSR 4421 replacement 0.9 mm (.035\") heat-treated steel tip for NSR precision Allen drivers.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eA worn hex tip is one of the fastest ways to round a tiny slot-car grub screw. Replacing only the driver tip restores a crisp fit without replacing the complete handle.\u003c\/p\u003e\u003ch3\u003eWhy racers keep a spare\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSharp 0.9 mm hex profile for positive engagement with small set screws\u003c\/li\u003e\n\u003cli\u003eHeat-treated steel for wear resistance\u003c\/li\u003e\n\u003cli\u003eRestores control when adjusting gears, hubs and other precision hardware\u003c\/li\u003e\n\u003cli\u003eLess chance of slipping and damaging expensive racing hardware\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003ePro tip:\u003c\/strong\u003e Seat the driver fully before applying torque. If a grub screw feels unusually tight, clean the hex socket before forcing it.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e NSR\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e 4421\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 0.9 mm \/ .035\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Heat-treated steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of origin:\u003c\/strong\u003e Italy\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHS code:\u003c\/strong\u003e 9503.00\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"NSR","offers":[{"title":"Default Title","offer_id":50729364193477,"sku":"4421","price":4.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0776\/4937\/9525\/files\/nsr-4421.jpg?v=1792284731","url":"https:\/\/omnislotbox.com\/products\/nsr-4421-replacement-0-9mm-allen-driver-tip-heat-treated-steel","provider":"OmniSlotBox at the Slotcar Clubhouse","version":"1.0","type":"link"}