Product Introductions
The Wooden Hand Crank Coffee Grinder is produced as a manual coffee grinding unit built around a wooden housing structure with a ceramic burr system and stainless steel internal shaft assembly. The model C21-039 is manufactured with controlled assembly procedures, where the burr alignment, shaft stability, and crank rotation resistance are adjusted during production to maintain consistent operation across batches. The ceramic grinding components are selected and matched to ensure stable particle output during use, while minimizing heat generated through friction during grinding.
In production, each unit undergoes basic functional checks including rotation smoothness, burr contact verification, and grinding output consistency before packaging to ensure conformity within batch tolerances. stomer requirements.

Product Parameters
| Item | Specification |
|---|---|
| Model | C21-039 |
| Material | Wood + Ceramic Burr + Stainless Steel |
| Capacity | 30g Coffee Beans |
| Product Size | 52 × 200 mm |
| Application | Coffee Bean Grinding |
| Logo Customization | Available |
| Packaging | Standard Export Carton or Customized |
| OEM / ODM | Supported |
Quality Control

The Wooden Hand Crank Coffee Grinder is manufactured under a process-based quality control system where inspection is carried out throughout production rather than only after assembly. Wooden components are verified for dimensional accuracy and moisture stability before machining is completed, while ceramic burrs are matched according to dimensional tolerance to maintain consistent grinding clearance. Stainless steel shafts and transmission components are inspected for straightness and assembly compatibility to ensure stable mechanical operation. During assembly, technicians verify burr alignment, shaft concentricity, and adjustment mechanism performance to minimize variation between production batches.
After assembly, every grinder undergoes operational testing to check handle rotation, grinding adjustment, and overall mechanical stability before entering the packaging process. Batch samples are further tested with coffee beans to verify grinding consistency under actual operating conditions, while finished products receive a final inspection covering surface finish, assembly quality, logo application, and packaging specifications. Production and inspection records are maintained for each manufacturing batch to support quality consistency across repeat wholesale and OEM orders.
Certifications

Mold Situation
The Wooden Hand Crank Coffee Grinder Wholesales is produced using a set of established production molds that have been repeatedly validated in continuous manufacturing runs. The wooden housing structure, internal grinding chamber, and assembly interfaces are all formed under fixed tooling parameters to ensure consistent dimensional output during mass production. This allows incoming orders to proceed directly into production without requiring new mold opening for the standard configuration, which helps maintain stable scheduling and predictable lead times across wholesale batches.
For customized OEM projects, adjustments can be made based on existing tooling compatibility, including changes to wooden body shaping, external dimensions, and structural detailing of the grinding assembly. When a project requires a fully new design, mold development is carried out according to confirmed drawings or approved samples, with engineering evaluation focused on assembly feasibility, burr alignment structure, and crank transmission stability. Each set of new tooling is produced and tested under trial molding conditions before mass production release, and customer-specific molds can be stored and managed separately to support long-term repeat orders and exclusive branding programs.

Trade Terms
For international orders of the Wooden Hand Crank Coffee Grinder Factory, we support flexible trade terms to match different purchasing structures used by importers, wholesalers, and private label brands. Most standard shipments are handled under EXW or FOB terms, depending on whether the customer prefers to arrange freight directly or work with our coordinated export logistics from the factory. For buyers who require end-to-end delivery, CIF and DDP options can also be arranged through our cooperating freight forwarders after order confirmation.
Payment terms are typically arranged based on order scale and cooperation history. Small trial orders are generally processed with full payment before production, while regular bulk orders can be supported with a deposit balance structure to secure raw material scheduling and production allocation. For long-term partners, flexible payment arrangements can be discussed according to shipment cycles and annual purchasing volume.
All export documentation, including commercial invoices, packing lists, and required customs documents, can be prepared in accordance with destination country requirements. If needed, we also support coordination for customs clearance assistance and shipping documentation alignment to ensure smooth delivery through sea freight, air freight, or express channels.
FAQ
Q: Can I customize my own logo on the product?
A: Yes. We support laser engraving, printing, and metal logo plate options depending on the wooden surface and branding requirements.
Q:What is the daily or monthly production capacity?
A: The production line is organized for continuous batch manufacturing, supporting stable monthly output for wholesale orders. Capacity can be adjusted according to seasonal demand and order volume.
Q:Do you test each grinder before shipping?
A: Yes. Every unit is checked for basic mechanical function, including rotation smoothness and adjustment performance. Batch sampling is also tested with actual coffee beans.
Q:Can you support DDP shipping?
A: Yes, DDP service can be arranged through our logistics partners for selected countries, including customs clearance and door-to-door delivery.






