10 لقم ثقب M2 HSS4ملم DIN 338

 The Ronix M2 HSS Twist Drill Bit 4mm is made of high-speed steel to deliver precise holes drilled in wood, hard metal like stainless steel and many other materials. It's built specifically for heavy-duty drilling and has a lengthy life lifetime and is extremely robust. The Ronix M2 HSS Twist Drill Bit 4mm is a drilling bit that may be used at home or at business.
It is hardened and tempered with silver color finishing to increase durability of the bits and its efficiency in the job site. This metal bit is composed of high-speed steel, which is a type of tool steel that is extremely resistant to heat and is commonly used for drilling hardwood, strong metals such as stainless steel, and soft metals such as aluminum, polyvinyl chloride (PVC), fiberglass, and other materials at high speeds.