made of high carbon steel or 40Cr Steel with industrial grade carbide tip for long tipe and efficient drilling
Shank: Straight shank
Milled, U Flutes,Chrome Plated.
Manufacturing Process: Milled
For drilling in Marble,Concrete,Granite,Tile,iron sheet rock,artificial stone and breeze blocks.
Surface: Black Oxide, Zine Plated, Black & Whiet, Nickce Plated, Chrome Plated.
Feature:
heat treatment gives additional toughness with increased durability of the drill bit.
Economical high speed steel bit for general drilling.
For drilling in Marble,Concrete,Granite concrete,Tile,iron sheet rock,artificial stone and breeze blocks.
For drilling in Marble,Concrete,Granite concrete,Tile,iron sheet rock,artificial stone and breeze blocks.
