Updated on September 18, 2020


Created on June 29, 2017

Coco Jack

Upcoming Update

Coco Jack is a tool used to open coconuts.

Developed By Unknown

Product Description

The Coco Jack is a specialized tool that can be used to open both green and brown coconuts. The product includes a Coco Jack, a Coco Mallet, and a Coco Scoop. The Coco Jack is a metal ring with a handle that is placed on the top of a peeled green coconut and the Coco Mallet is used to hammer the jack into the coconut, creating a hole in the top. The Coco Mallet can also be used to hammer open brown coconuts, and the Coco Scoop can be used to remove the flesh from inside the coconut.

The product is discontinued as per the website description [Link]

Market Suggested Retail Price


Distributors / Implementing Organizations

The product can be bought directly from the manufacturer on their website or from online retailers.

Manufacturing/Building Method

This product is mass produced in the United States.

Intellectural Property Type

Patent Protected

User Provision Model

The product can be bought directly from the manufacturer on their website or from online retailers.

Distributions to Date Status

50,000 Interview with representative

Shelling capacity (kg/hr)

~336 kg/hr (240 coconuts/hr)

Manual or motorized


Perforation sizes for nuts (mm)


Shelling efficiency (%)



Stainless steel, plastic

Varieties shelled

Green coconut, brown coconut

Nut breakage rate (%)


Design Specifications

The Coco Jack is a stainless steel device with a handle and a loop on the end that is placed on the top of a peeled green coconut. The Coco Mallet is a rubber mallet that is used to hammer the jack into the coconut, or can be used to hammer open a brown coconut. The Coco Scoop is a metal scoop with a handle that is used to scoop out the insides of a coconut.

Technical Support

Technical support is provided by the manufacturer through their youtube and facebook pages.

Replacement Components

The Coco Jack, Coco Mallet, and Coco Scoop can be bought separately.


1 year. The Coco Jack and Coco Mallet come with a lifetime warranty.

Manufacturer Specified Performance Parameters

The manufacturer specifies that the Coco Jack set can be used to open a coconut in 3 to 15 seconds. The average user can easily open 4 coconuts in one minute. Interview with representative

Vetted Performance Status



Over-hammering may cause the coconut to break or explode. There is a risk of injury if the Coco Jack slips or is used improperly.

Complementary Technical Systems

Complementary systems include the Coco Mallet and the Coco Scoop.

Academic Research and References

Divya Pranathi, N. and Neeraja, T., 2019, Ergonomic Evaluation and Refinement of Manually Operated Tender Coconut Punching Tools, Thesis, Acharya N. G. Ranga Agricultural University, Guntur, India.

Roshni, T., Jippu, J., Ratheesh, C.S., Sachin, J. and Sreevisakh, K. L., 2009, Development of a Household Coconut Punch-cum-Splitter, Agricultural Engineering International: the CIGR Ejournal. Manuscript.

Compliance with regulations

The Coco Jack is made out of 100% Food Safe Stainless Steel. The mallet head is made out of 100% food safe plastic.

Other Information

Leave a Reply

Explore similar solutions


September 6, 2021

Alvan Blanch Groundnut Sheller Model GS100

Read Solution


September 15, 2021

Iketsetse Single Stroke Maize Sheller

Read Solution


April 27, 2023

Bici Desgranadora de Maíz

Read Solution


October 20, 2020

VIP Maize Processing Technology

Read Solution
All Solutions

Contribute to E4C's Library of Breakthrough Sustainable Development Technology Solutions

Suggest A Solution

Get more information about Solutions Library and its features.

Learn More

Have thoughts on how we can improve?

Give Us Feedback

Join a global community of changemakers.

Become A Member