Suggested Retail: $40.91. Calculated Industries 4400 TradesmanCalc Technical Trades Dimensional Trigonometry and Geometry Math and Conversion Calculator Tool - The Tradesman Calc is a handheld calculator designed for both teaching technical trade math and for on-the-job use in settings requiring technical math, such as Welding, Metal Fabrication, Engineering, Automotive Service Technology, Aviation and Drafting. It allows you to work in and convert between various fractions and U.S. and metric dimensional math units. The calculator also includes powerful math functions, such as the ability to enter math equations using order of operations, work with exponents, square roots, reciprocals and more. Brand: Calculated Industries Model: 4400 -- LOT STICKER: BB-BOX-BOX00000288-ITEM-LPNPMDA9333244-ed9bf659 -- SIZES ARE ESTIMATED. 7 CALENDAR DAY FULL REFUND GUARANTEE (FROM PRIMARY PICKUP DATE) ON THIS ITEM IF ANY ISSUE IS FOUND THAT WAS NOT DESCRIBED/PICTURED. 7 CALENDAR DAY STORAGE (FROM PRIMARY PICKUP DATE) IS ALSO AVAILABLE. THE PRIMARY PICKUP DATE IS THE DAY AFTER THE AUCTION ENDS. SEE NOTES TO BIDDER, IN AUCTION DETAILS, AT THE TOP OF PAGE 1 FOR MORE INFO.