Rod bending crank on the CNC disc
rod-bending

Coffee Grinder 304 Rocker Crank Samples Bent

High-precision CNC bending of 304 stainless rods into coffee grinder rocker cranks - sample set formed with smooth multi-bend profiles.

Key Specifications

Materials
304 stainless steel rod

Key Features

  • Crank profile bent for grip comfort
  • Samples match future batch exactly
  • Smooth bends protect hands
  • Bright 304 for kitchen contact
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What Does a Grinder Crank Have to Feel Like?

Short answer: Like it was made for your hand. This video shows 304 stainless rods bent into coffee grinder rocker cranks on a CNC machine - a multi-bend ergonomic profile, produced as a matched sample set for customer approval.

What the Video Demonstrates

StepOperationResult
1Rod at the discBend start
2Profile formedCrank shape
3Samples gatheredMatched set
4Hand checkGrip proven

Key Applications

  • Manual coffee and spice mills
  • Kitchen appliance cranks
  • Consumer hand-crank devices

Why Samples Before Volume

Straight to batchSample set first (shown)
Design risk at scaleGrip tested cheaply
Costly reworkProgram tuned now

FAQ

How fast can approved samples become batches? Programs are ready - runs start within days.

Can the cranks take a wooden knob? Yes - turned ends for knob fitting are standard.

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