Carbide Drill Bit for Mining
China,
Gallery
Listing information
Author information
All listings from 6 USD In stock Condition:
new
Description
The diameter of the common drill is 32mm, 34mm, 36mm, 38mm, 40mm, 42mm. The drill bits are made of high-quality hard alloys and special steel, and are generally matched with light rock drilling rigs.
Send message
kolya723@yandex.ru
Listing details
Additional information:
Specifications:
Button tip
Diameter 32/34/36/38/40/42 mm
Connection method Tapered thread
Skirt body type 50/55/65 mm
Taper 7°/11°/12°
Color yellow, black, red, green and so on.
Production process Forging and heat treatment
