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.