Frequently Asked Questions

MOQ depends on the part, process, tooling and quantity. Send the drawing and required trial or production volume so the minimum practical batch can be quoted.

Quotation timing is confirmed after reviewing the drawing, quantity, material and finish. Include the available technical information and required delivery date in your enquiry.

Confirm material, processing, tooling, treatment, inspection, packing and the Incoterm in the quotation. Any expediting or third-party inspection charges should be agreed before the order.

The validity period and any material-price adjustment terms are stated in the quotation and agreed before order acceptance.

Tooling, samples and production schedules are quoted for the part and quantity. Review the Capability page and include your target date in the enquiry.

The delivery date, progress updates and any late-delivery remedies are agreed in the order. No company-wide on-time delivery rate is published here.

Agree an update schedule and the relevant milestones, such as material, machining, treatment, inspection and packing, during order review.

Send the required quantity and deadline. Process feasibility, capacity and any expedite charge must be confirmed before acceptance.

Agree the inspection gates, material checks, treatment records, traceability and acceptance criteria for the project. The Germany project reports a 99.7% batch pass rate.

Request an inspection by your nominated third party or engineer. The site, scope and timing are confirmed for the order.

Specify the required material certificates, inspection reports and product declarations. Availability, certification scope and third-party witnessing must be confirmed for the proposed production route.

Send the batch number, affected quantity and inspection evidence. The investigation schedule and any remake, replacement or credit are handled under the agreed order terms.

Agree confidentiality requirements and permitted access before submitting proprietary drawings. Ask for the applicable handling arrangements during project review.

Request an NDA review or provide your proposed agreement before sharing confidential files. The terms and signatories must be agreed before relying on it.

Only with your written permission. Our case studies are anonymised by default; we never publish a customer's proprietary part or logo without consent.

Payment method, deposit, balance, credit terms and goods-release conditions are confirmed in the written quotation or order.

Verify the beneficiary against the contracting company and confirm payment instructions through an independently verified contact. Verify any requested bank-detail change before transferring funds.

Agree cleaning, rust protection, separation, export packaging, labelling and loading-document requirements for the material and destination. Packing scope is stated in the quotation.

Discuss EXW, FOB, CIF, DAP or DDP with the destination and shipment details. The selected term and cost responsibilities must be confirmed in the quotation.

Top-One Union supplies custom machinery parts. Confirm the production site, equipment and process responsibilities for your order using the Capability page and project review.

Include your time zone, preferred contact time and required date in the enquiry. Response timing is confirmed by the project contact.

Request the proposed production-site address, appointment and visit scope before making travel arrangements.