Stepped drill, also known as step drill or pagoda drill, mainly used for drilling within 3mm of steel plate, a drill bit can replace the use of multiple drill bits, according to the need to process different diameter holes, and large holes to complete a one-time processing, Do not need to replace the drill bit and hit the positioning hole.
Step drill, also known as step drill or pagoda drill (English Step Drill), mainly used for drilling within 3mm of steel plate, a drill bit can replace the use of multiple drill bits, according to the need to process different diameter holes, and can achieve large Hole one-time processing is completed, do not need to replace the drill bit and play positioning holes.
Manufacturing: At present, the whole step drill is made of CBN full grinding, the material is mainly high speed steel, hard alloy and so on. The machining precision is high, and the surface coating can be processed according to the different processing conditions to prolong tool life and enhance tool durability. .
Product Scope and Industry:
Products can be used in automotive processing, aerospace, sheet metal processing, electrical installation and maintenance industries, while products can be easily carried to meet the high-altitude operation with the use of tools such as hand drill.
Product Category:
According to the product of the groove, can be divided into straight groove, spiral groove, arc groove three;
According to the number of products can be divided into a single edge blade, double blade, three-blade, four-blade and multi-blade step drill;
Ladder drill normal for the national standard, the majority of the daily industrial use for the non-standard, the general production ladder drilling manufacturers can provide drawings can be produced.