Terms and Conditions
Last Updated April 23rd, 2026
By placing an order or otherwise using this website, you agree to be bound by these Terms
and Conditions. Please read them carefully before purchasing. These terms apply to all sales
made through www.theory168.com by Theory 168 LLC
("Theory 168," "we," "us," or "our").
Orders and Payment
All orders are subject to acceptance and availability. We reserve the right to refuse or cancel any order at our discretion, including in cases of pricing errors or suspected fraud. Prices are listed in US dollars and are subject to change without notice. Payment is collected at the time of purchase. We accept major credit cards and other payment methods as presented at checkout. You represent that you are authorized to use the payment method provided.
All orders are subject to acceptance and availability. We reserve the right to refuse or cancel any order at our discretion, including in cases of pricing errors or suspected fraud. Prices are listed in US dollars and are subject to change without notice. Payment is collected at the time of purchase. We accept major credit cards and other payment methods as presented at checkout. You represent that you are authorized to use the payment method provided.
Shipping and Delivery
We ship to addresses within the United States and internationally where permitted. Estimated delivery times are provided at checkout and are for reference only. We are not liable for delays caused by carriers, customs, or circumstances outside our control. Risk of loss and title pass to you upon delivery to the carrier. If your order is lost or damaged in transit, please contact us. While responsibility for shipped goods transfers to the customer upon delivery to the carrier, we will make a reasonable effort to assist in resolving shipping issues with the carrier.
We ship to addresses within the United States and internationally where permitted. Estimated delivery times are provided at checkout and are for reference only. We are not liable for delays caused by carriers, customs, or circumstances outside our control. Risk of loss and title pass to you upon delivery to the carrier. If your order is lost or damaged in transit, please contact us. While responsibility for shipped goods transfers to the customer upon delivery to the carrier, we will make a reasonable effort to assist in resolving shipping issues with the carrier.
Returns, Exchanges, and Refunds
We offer a 30-day satisfaction guarantee on all Perfect Zero® purchases. Within 30 days of receipt, you may return an item for a refund, replacement, or exchange. Items must be returned in original condition and include all components, accessories, and packaging. We reserve the right to apply deductions or refuse returns for items that are damaged, incomplete, or show signs of excessive wear or misuse. Return shipping costs are the responsibility of the customer. Refunds are issued to the original payment method within a reasonable time after we receive and inspect the returned item. To initiate a return, please contact us or email info@theory168.com.
We offer a 30-day satisfaction guarantee on all Perfect Zero® purchases. Within 30 days of receipt, you may return an item for a refund, replacement, or exchange. Items must be returned in original condition and include all components, accessories, and packaging. We reserve the right to apply deductions or refuse returns for items that are damaged, incomplete, or show signs of excessive wear or misuse. Return shipping costs are the responsibility of the customer. Refunds are issued to the original payment method within a reasonable time after we receive and inspect the returned item. To initiate a return, please contact us or email info@theory168.com.
Warranty
All products shipped by Theory 168 carry a 1-year limited warranty against manufacturing defects from the date of purchase. This warranty covers defects in materials and workmanship under normal and intended use. This warranty does not cover damage or issues resulting from misuse, improper installation, incorrect machine setup, accidents, unauthorized modification, exposure to harsh or unintended environments, or normal wear and tear. To make a warranty claim, contact us with proof of purchase and a description of the issue. We will evaluate the claim and, at our discretion, repair or replace the defective item. Warranty service does not extend or reset the original warranty period. Return shipping to us for a warranty claim is the responsibility of the customer; we will cover shipping of the repaired or replaced item back to you.
All products shipped by Theory 168 carry a 1-year limited warranty against manufacturing defects from the date of purchase. This warranty covers defects in materials and workmanship under normal and intended use. This warranty does not cover damage or issues resulting from misuse, improper installation, incorrect machine setup, accidents, unauthorized modification, exposure to harsh or unintended environments, or normal wear and tear. To make a warranty claim, contact us with proof of purchase and a description of the issue. We will evaluate the claim and, at our discretion, repair or replace the defective item. Warranty service does not extend or reset the original warranty period. Return shipping to us for a warranty claim is the responsibility of the customer; we will cover shipping of the repaired or replaced item back to you.
Intended Use and Product Limitations
Theory 168 products, including Perfect Zero®, are designed to assist with visual alignment and setup processes in machining environments. Unless explicitly stated otherwise, our products are not precision measurement instruments and should not be relied upon as the sole method for verifying tool position, alignment, or machine setup. You are responsible for verifying all critical measurements and machine conditions before operation. Improper use, incorrect setup, or reliance on visual estimation alone may result in machine damage, tool breakage, or production loss. Theory 168 LLC shall not be liable for damage to machines, tooling, workpieces, or other equipment, or for any production losses, downtime, or related costs arising from the use or misuse of our products.
Theory 168 products, including Perfect Zero®, are designed to assist with visual alignment and setup processes in machining environments. Unless explicitly stated otherwise, our products are not precision measurement instruments and should not be relied upon as the sole method for verifying tool position, alignment, or machine setup. You are responsible for verifying all critical measurements and machine conditions before operation. Improper use, incorrect setup, or reliance on visual estimation alone may result in machine damage, tool breakage, or production loss. Theory 168 LLC shall not be liable for damage to machines, tooling, workpieces, or other equipment, or for any production losses, downtime, or related costs arising from the use or misuse of our products.
Repair Service
We offer a repair service for items damaged during use, including those outside the warranty period. Upon receiving your item, we will assess the damage and provide you with a repair or replacement quote. Repair work will not begin until you have approved the quote. If you decline the quote, we will return the item to you; return shipping costs in that case are your responsibility.
We offer a repair service for items damaged during use, including those outside the warranty period. Upon receiving your item, we will assess the damage and provide you with a repair or replacement quote. Repair work will not begin until you have approved the quote. If you decline the quote, we will return the item to you; return shipping costs in that case are your responsibility.
Support
Technical support for Perfect Zero® products is available via our support page, documentation at perfectzero.app/help, and by contacting us directly. Support is provided in good faith and on a best-effort basis. We are not obligated to provide support for issues arising from unauthorized modifications, third-party software, or use outside the intended purpose of our products. Support is provided as guidance only and does not replace proper machine setup, verification procedures, or operator judgment.
Technical support for Perfect Zero® products is available via our support page, documentation at perfectzero.app/help, and by contacting us directly. Support is provided in good faith and on a best-effort basis. We are not obligated to provide support for issues arising from unauthorized modifications, third-party software, or use outside the intended purpose of our products. Support is provided as guidance only and does not replace proper machine setup, verification procedures, or operator judgment.
Data Collection and Privacy
When you place an order, we collect personal information such as your name, email address, shipping address, and payment details. This information is used solely to process your order, communicate with you about your purchase, and improve our services. We do not sell your personal information to third parties. Payment processing is handled by our payment provider and we do not store your full payment card details. We may use cookies on this website to enhance your browsing experience and collect aggregate analytics data. You may decline non-essential cookies using the cookie consent banner. For questions about your data, contact us at info@theory168.com.
When you place an order, we collect personal information such as your name, email address, shipping address, and payment details. This information is used solely to process your order, communicate with you about your purchase, and improve our services. We do not sell your personal information to third parties. Payment processing is handled by our payment provider and we do not store your full payment card details. We may use cookies on this website to enhance your browsing experience and collect aggregate analytics data. You may decline non-essential cookies using the cookie consent banner. For questions about your data, contact us at info@theory168.com.
Intellectual Property
All content on this website, including text, images, product designs, software, and trademarks, is the property of Theory 168 LLC and is protected by applicable intellectual property laws. You may not reproduce, distribute, modify, or create derivative works from any content on this site without our express written permission.
All content on this website, including text, images, product designs, software, and trademarks, is the property of Theory 168 LLC and is protected by applicable intellectual property laws. You may not reproduce, distribute, modify, or create derivative works from any content on this site without our express written permission.
Force Majeure
Theory 168 LLC shall not be liable for any failure or delay in performance due to circumstances beyond our reasonable control, including but not limited to natural disasters, supply chain disruptions, labor shortages, war, terrorism, or transportation delays.
Theory 168 LLC shall not be liable for any failure or delay in performance due to circumstances beyond our reasonable control, including but not limited to natural disasters, supply chain disruptions, labor shortages, war, terrorism, or transportation delays.
Limitation of Liability
To the fullest extent permitted by law, Theory 168 LLC shall not be liable for any indirect, incidental, special, or consequential damages arising from your use of our products or website, including but not limited to loss of profits, data, or business opportunities, even if we have been advised of the possibility of such damages. Our total liability for any claim related to a purchase shall not exceed the amount you paid for the product giving rise to the claim.
To the fullest extent permitted by law, Theory 168 LLC shall not be liable for any indirect, incidental, special, or consequential damages arising from your use of our products or website, including but not limited to loss of profits, data, or business opportunities, even if we have been advised of the possibility of such damages. Our total liability for any claim related to a purchase shall not exceed the amount you paid for the product giving rise to the claim.
Governing Law
These Terms and Conditions are governed by the laws of the United States of America and the State of Wisconsin, without regard to conflict of law principles. Any disputes shall be resolved in the courts of Wisconsin.
These Terms and Conditions are governed by the laws of the United States of America and the State of Wisconsin, without regard to conflict of law principles. Any disputes shall be resolved in the courts of Wisconsin.
Changes to These Terms
We reserve the right to update or modify these Terms and Conditions at any time. Changes will be effective upon posting to this page with an updated revision date. Your continued use of the website or purchase of products after any changes constitutes acceptance of those updated terms.
We reserve the right to update or modify these Terms and Conditions at any time. Changes will be effective upon posting to this page with an updated revision date. Your continued use of the website or purchase of products after any changes constitutes acceptance of those updated terms.
Questions
If you have any questions or concerns about these Terms and Conditions, please contact us or email info@theory168.com.
If you have any questions or concerns about these Terms and Conditions, please contact us or email info@theory168.com.