32 200mm crown diamond DRY drilling bits corers/Professional concrete brick wall DRY hole saw, drill without water

32 200mm crown diamond DRY drilling bits corers/Professional concrete brick wall DRY hole saw, drill without water
  • Продавецprada-handbags-sale.us
  • Список ценUS $36.00piece
  • Продажная ценаUS $36.00piece
  • ДоставкаБесплатная доставка
  • Рейтинги4,9 (338)

Oписание продукта

32-200mm crown diamond DRY drilling bits | Professional concrete brick wall DRY hole saw, drill without water.

 

please note this drill bits can only used for concrete or brick wall, it can\'t be used for reinforced concrete!

 

suitable for drilling holes to install  air conditioner.

 

if you want 18mm- 76mm diameter drill bits to drill reinforced concrete , please see them here, they are global FREE SHIPPING ! : http://www.aliexpress.com/store/product/18-76mm-450mm-crown-diamond-drilling-bits-3-4-3-18-concrete-wall-wet-core/511881_32636824503.html

 

18-76mm 1

 

 

if you want 83mm- 230mm diameter drill bits ,please see them here:  http://www.aliexpress.com/store/product/83-230mm-450mm-crown-diamond-drilling-bits-3-3-9-18-concrete-wall-wet-core/511881_32637504382.html

 

83-230

 

if you want 245mm- 350mm diameter drill bits , please see them here: http://www.aliexpress.com/store/product/245-350mm-450mm-crown-diamond-drilling-bits-9-6-14-18-concrete-wall-wet-core/511881_32638331104.html 

 

245-350

 

 

cd63 2.jpg

 

Speed :0.82cm per minute.

Performance:

 

NCCTEC core bits select the high-quality diamond and alloy powder, professional reinforce the high standard fixture concrete, high-density reinforced concrete,brick design formula of high-density reinforced concrete, fast drilling speed, long life.

 

Rooftop tooth design.

 

good Concentricity.

 

guarantee small work swing and high precision drill.

 

Using the the German CNC laser welding equipment and technology to produce a world-class level products,head welding firm,not easy to drop tooth,fast drilling speed.

NCCTEC Integrated drill has affordable prices for concrete,drill the wall , has a good performance.

if the drill items containing fixture, it is recommended to use the separated structure drill,it has longer life and easier to replace the ncctec core drill head.