Click Here. Double your traffic. Get Vendio Gallery - Now FREE! Item Description: Refractometer Calibration Screwdriver - For Eyeglasses too! This is for the part only, NOT a full refractometer! Product Specs: * Flat Head Refractometer Calibration Screwdriver - color and length of screwdriver will vary For use on Brix, Salinity, Clinical, Refractive Index, Antifreeze, Honey, Syrup and other Refractometers! IF YOU PURCHASED A UNIT FROM NI SUPPLY IN THE LAST 3 YEARS, THIS PART IS FREE! DO NOT PURCHASE HERE, JUST E-MAIL US WITH YOUR ADDRESS AND WE'LL POP ONE IN THE MAIL TO YOU. ONE OF THE PERKS OF BUYING FROM THE REFRACTOMETER LEADER! IF YOU NEED SUPPORT, WE ARE HERE FOR YOU. IF YOU BOUGHT FROM SOME OTHER SELLER/COMPANY, YOU GOT BURNED! Click the Tags to go to our Store! International Clients: Shipping is $6.00 ($4.00 to Canada) via US Postal's Global Priority Mail/Air Mail and is advertised as taking 3-8 business days. USPS is a very reliable service, but please be aware that there are no tracking numbers. Order at your own risk! (Don't worry, 99.6% of the international packages arrive with no problems). If you want to use UPS or FedEx (because they have tracking numbers), please e-mail us so we can prepare a tailored shipping quote to your country. Brace yourself as they are frequently at least 3x the price of USPS! Questions? Larger Orders? Please feel free to call, fax or e-mail! Other types of Portable Refractometers are available at our Store! WE HAVE SOLD OVER 40,000 REFRACTOMETERS! WE ARE's REFRACTOMETER EXPERTS! National Industrial Supply 30777 Rancho California #891420 Temecula, CA 92589, USA Sales: 951.308.9269 Fax: 310.833.7306 We Prefer Paypal! Froo www.froo.com | Froo Cross Sell, Free Cross Sell, Cross promote, Marketing, listing Apps, Apps, Application