JS performance of IMP.bit is determinded by conbination of diamond and matrix, Jinshi use special matrix and provide optimal performance:

matrix have 5 different crown height: 6,9,12,16,25mm

 profile is as below:

our diamond core bits specification :

JS is the largest supplier of drill consumables in China, It is expert in innovation,manufacture, sales and professinal service for diamond core drilling consumables.

JS aims at becoming the world leading expertise in damond core drilling consumables

JS main products are diamond products, coring system, rods &casing, drill accessories. 

workshop1

our after service worker is teaching the driller how to use the core barrels  in abroad

FQA

Q:Are you a factory or trading company?

A:we are a factory.

Q:where is your factory located? How can I visit there?

A:our factory is located in Tangshan city, Hebei province, China

You can come here by air, by train or hi-speed train, we can pick up you at the airport or train station

Q:How can I get some samples?

A: we are honored to offer you samples.

Q:How does your factory do regarding quality control?

A: Quality first. In order to guarantee high quality for our products, Jinshi always makes a serious inspection for all products and raw materials in strict procedure. We have obtained certificate of ISO9001:2000 in 2009

Q:.Why customer choose you?

1)Safety packaging  2)Short lead time  3)Reasonable price 2)design as per client request

2.What payment terms you usually do?

1. Payment: T/T, Western Union,  L/C, 30% deposit,70% balance before delivery.

2. Delivery Time:7-15 days

3. MOQ: 1 piece

.Any other questions,please feel free to contact with me online or phone.