产品描述

产品描述：

空芯金刚石钻头
1价格合理
效率高
3寿命长
4no断开段

我们的特点：

工厂==自己的出口许可证==质量控制==竞争价格==自己的技术== OEM

我们的优势：

1.具有15年以上经验的制造商
2.大量的配方特别为各种不同的石头
3.批准的质量与工厂有竞争力的价格
4.使用寿命长，清晰度好，性能稳定，切割效率高
5.三明治，槽型，直形，梯形，船形，K，V等
6.定制设计可以根据要求满足，小试验订单随时可用，样品测试可以在很短的时间内交货。

付款：

T / T，西联汇款，L / C，现金

交货时间：

对于样品，在收到存款后3天内发货，
对于正常订单，大约3-7天，取决于您的订单的数量。

打包：

内包装是纸箱。外包装是纸箱或木箱（如果是空运，纸箱会减轻重量，如果通过海运，我们建议木箱防水。

装船：

<45kg，快递服务
> 45kg，空气或海洋是更好的选择45kgs

Product Description

Product description:

Hollow core diamond drill bits
1reasonable price
2High efficiency
3long lifespan
4no breaking of segment

Our Feature:

Factory == Own Exporting License == Quality Control == Competitive Price == Own Technology == OEM

Our advantage:

1. Manufacturer with more than 15 years experience
2. A great quantity of formula special for all kinds of different stone
3. Approved quality with factory competitive price
4. Long lifespan, good sharpness, stable performance and high cutting efficiency
5. Sandwich, groove type segment with shape straight, trapezia, boatshape, K, V, etc
6. Custom-design can be meet upon request, small trial order available any time, sample for testing can be delivery in very short time.

Payment:

T/T, Western Union, L/C, Cash

Delivery time:

For samples, shipped within 3 days after receiving the deposit,
For regular order, around 3-7 days, depends on the quantity of your order.

Packaging:

The inner packaging is carton box . The outer packaging is carton box Or woodencase.(If by air ,carton box will reduce the weight, if by sea, we suggest woodenbox for waterproof.

Shipment:

﹤45kg, express service is recommonded
﹥45kg, air or sea is a better choice 45kgs