Special Price for Tip Tap Tip - Step drill, titanium plated step drill, hexagonal handle bench drill,drill bit – Boda
Special Price for Tip Tap Tip - Step drill, titanium plated step drill, hexagonal handle bench drill,drill bit – Boda Detail:
According to the groove shape of the product, it can be divided into straight groove, spiral groove and arc groove;
It can be divided into single blade, double blade, three blade, four blade and multi-blade ladder drill according to the number of cutting edges;





Ladder drill is normally a national standard, and most of them are custom-made and non-standard in daily industrial use. Generally, the manufacturer of ladder drill can produce it by providing drawings.
At present, the integral step drill is manufactured by CBN full grinding. The material is mainly high-speed steel, cemented carbide, etc., and the machining accuracy is required to be high. According to the different processing conditions, the surface coating treatment can be carried out to prolong the service life of the tool and enhance the tool durability.
The stepped drill is a multifunctional twist drill. Compared with twist drill, the hole diameter drilled has no burr and has a central hole. The stepped drill is a special drill formed by a group of drill steps whose diameter increases step by step.






The ladder drill starts drilling from the minimum diameter to the drill tip, and then expands the hole step by step. Compared with the ordinary drill of the same specification, it has faster drilling speed and higher roundness. It is especially suitable for machining 4mm thin plate and can process large hole with diameter of 40mm at one time.
BOSENDA step drill offers a complete series of specifications, our drill bits series of products has been shipped to lots of countries across different part of the world. For more detailed information, please contact us.






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We can always satisfy our respected customers with our good quality, good price and good service due to we are more professional and more hard-working and do it in cost-effective way for Special Price for Tip Tap Tip - Step drill, titanium plated step drill, hexagonal handle bench drill,drill bit – Boda , The product will supply to all over the world, such as: France, Melbourne, Estonia, Our qualified engineering team will usually be prepared to serve you for consultation and feedback. We are able to also deliver you with absolutely free samples to meet your needs. Best efforts might be made to offer you the ideal service and products. For anyone who is interested in our company and items, please make contact with us by sending us emails or contact us right away. In order to know our solutions and organization. ar more, you can come to our factory to determine it. We are going to usually welcome guests from around the globe to our corporation. o create small business relations with us. Please really feel no cost to speak to us for enterprise. nd we believe we are going to share the most effective trading practical experience with all our merchants.
Good quality and fast delivery, it's very nice. Some products have a little bit problem, but the supplier replaced timely, overall, we are satisfied.





