Drawing instruments
Drawing, marking-out or mathematical calculating instruments (for example, drafting machines, pantographs, protractors, drawing sets, slide rules, disc calculators); instruments for measuring length, for use in the hand (for example, measuring rods and tapes, micrometers, callipers), not specified or included elsewhere in this Chapter. > Other drawing, marking-out or mathematical calculating instruments > Drawing instruments > Drawing instruments
Duty Rate (from China)
Products classified under Tariff item 9017.20.10.00
Beverage Cost Disc Calculator
A laminated rotating disc calculator designed for bar and restaurant staff to compute drink costs, pour sizes, and pricing based on liquor costs and markups. It performs mathematical calculations manually without electronic components, qualifying as a disc calculator under drawing, marking-out or mathematical calculating instruments.
9017.20.10Circular Trig Disc Calculator
A pocket-sized rotating disc calculator for trigonometric functions, used in surveying and construction for angle and side calculations. It is a manual mathematical instrument, fitting the definition of a disc calculator under drawing, marking-out or mathematical calculating instruments.
9017.20.10Concrete Volume Disc Calculator
A contractor-grade disc calculator for computing concrete volume, rebar quantities, and slab costs from dimensions. It is a manual rotating disc used for mathematical calculations in construction, qualifying under drawing, marking-out or mathematical calculating instruments.
9017.20.10Diet and Calorie Disc Calculator
A rotating disc for calculating daily caloric needs based on age, weight, activity level, and diet goals. It is a manual mathematical instrument for personal health computations, falling under drawing, marking-out or mathematical calculating instruments.
9017.20.10E6B Flight Computer Disc Calculator
The E6B is a circular slide rule disc calculator essential for pilots, performing wind correction, time/speed/distance, and fuel consumption calculations. It is a manual mathematical instrument, qualifying under drawing, marking-out or mathematical calculating instruments.
9017.20.10Electrical Wiring Disc Calculator
A disc for electricians calculating wire gauge, voltage drop, conduit fill, and circuit loads. It is a manual mathematical instrument, fitting the definition of a disc calculator under drawing, marking-out or mathematical calculating instruments.
9017.20.10Hemmi 257 Bamboo Slide Rule
The Hemmi 257 is a 10-inch bamboo slide rule with Mannheim and trigonometric scales for advanced engineering calculations. It is a traditional mathematical calculating instrument, qualifying under drawing, marking-out or mathematical calculating instruments.
9017.20.10Interest Rate Disc Calculator
A circular calculator computing compound interest, loan amortization, and mortgage payments from principal, rate, and term inputs. It is a manual mathematical disc instrument, falling under drawing, marking-out or mathematical calculating instruments.
9017.20.10Keuffel & Esser Decilon Slide Rule
The K&E Decilon features decimal-aligned scales for high-precision scientific calculations, popular among physicists and surveyors. It is a specialized mathematical calculating instrument, qualifying under drawing, marking-out or mathematical calculating instruments.
9017.20.10Log Log Duplex Trig Slide Rule
An advanced slide rule with log-log scales on both sides for exponential and trigonometric calculations in nuclear physics and rocketry. It is a high-end mathematical instrument, fitting under drawing, marking-out or mathematical calculating instruments.
9017.20.10Pacing Slide Rule for Surveyors
A specialized slide rule converting pace counts to distances for land surveyors without tape measures. It is a mathematical calculating instrument, qualifying under drawing, marking-out or mathematical calculating instruments.
9017.20.10Perrygraf Pocket Slide Rule
A compact 5-inch slide rule for field engineers featuring A/B/CI/D scales for basic computations. It is a portable mathematical calculator, fitting under drawing, marking-out or mathematical calculating instruments.
9017.20.10Pickett N3 Slide Rule
The Pickett N3 is a classic duplex slide rule designed for engineering and scientific calculations, featuring logarithmic scales for multiplication, division, trigonometry, and logarithms. It is a mathematical calculating instrument, qualifying under drawing, marking-out or mathematical calculating instruments.
9017.20.10Reloading Ballistics Disc Calculator
A disc calculator for firearm reloaders computing bullet trajectory, powder charge, and velocity based on ballistic coefficients. It is a specialized mathematical calculating instrument, fitting under drawing, marking-out or mathematical calculating instruments.
9017.20.10Scale Model Aircraft Weight & Balance Calculator
A slide rule-style calculator for RC hobbyists computing center of gravity and weight distribution for model aircraft. It is a specialized mathematical instrument, qualifying under drawing, marking-out or mathematical calculating instruments.