Jiangsu Profile
Product List
4171. Extra Long Heavy Duty Metalworking Superstep Drill Bit 
[Oct 15, 2025]
[Oct 15, 2025] Product Introduction 1. Stepwise structure, achieving "one drill for multiple uses" The design adopts a hierarchical progressive staircase shape, where a single drill bit integrates multiple different diameter drilling ...
Company: Nanjing Hawco Tools Co., Ltd
4172. Extended Length Precision Machined Tip Superstep Drill Bit [Oct 15, 2025]
[Oct 15, 2025] Product Introduction 1. Stepwise structure, achieving "one drill for multiple uses" The design adopts a hierarchical progressive staircase shape, where a single drill bit integrates multiple different diameter drilling ...
Company: Nanjing Hawco Tools Co., Ltd
4173. Longer Cutting Path Efficient Superstep Drill Bit [Oct 15, 2025]
[Oct 15, 2025] Product Introduction 1. Stepwise structure, achieving "one drill for multiple uses" The design adopts a hierarchical progressive staircase shape, where a single drill bit integrates multiple different diameter drilling ...
Company: Nanjing Hawco Tools Co., Ltd
4174. Extended Version Durable Industrial Grade Superstep Drill Bit [Oct 15, 2025]
[Oct 15, 2025] Product Introduction 1. Stepwise structure, achieving "one drill for multiple uses" The design adopts a hierarchical progressive staircase shape, where a single drill bit integrates multiple different diameter drilling ...
Company: Nanjing Hawco Tools Co., Ltd
4175. Long Reach Multi - Size Step Design Superstep Drill Bit [Oct 15, 2025]
[Oct 15, 2025] Product Introduction 1. Stepwise structure, achieving "one drill for multiple uses" The design adopts a hierarchical progressive staircase shape, where a single drill bit integrates multiple different diameter drilling ...
Company: Nanjing Hawco Tools Co., Ltd
4176. SDS Drill Bit Compatible SDS-Plus Home Industrial Use SDS Integral Drill Bit [Oct 15, 2025]
[Oct 15, 2025] Product Introduction The overall cutting head is the only one in China to have passed the PGM certification for the entire cutting head, solving the problem of small diameter fracture while possessing advantages such as ...
Company: Nanjing Hawco Tools Co., Ltd
4177. High Strength Durable Industrial Grade Concrete Masonry SDS Integral Drill Bit [Oct 15, 2025]
[Oct 15, 2025] Product Introduction The overall cutting head is the only one in China to have passed the PGM certification for the entire cutting head, solving the problem of small diameter fracture while possessing advantages such as ...
Company: Nanjing Hawco Tools Co., Ltd
4178. Anti-Slip SDS Integral Bits Preventing Loosening During Operation SDS Drill Bits [Oct 15, 2025]
[Oct 15, 2025] Product Introduction The overall cutting head is the only one in China to have passed the PGM certification for the entire cutting head, solving the problem of small diameter fracture while possessing advantages such as ...
Company: Nanjing Hawco Tools Co., Ltd
4179. SDS Integral Blade Head Ensuring Safe Operation Secure Clamping SDS Drill Bits [Oct 15, 2025]
[Oct 15, 2025] Product Introduction The overall cutting head is the only one in China to have passed the PGM certification for the entire cutting head, solving the problem of small diameter fracture while possessing advantages such as ...
Company: Nanjing Hawco Tools Co., Ltd
4180. SDS Integral Blade Head Resistant Wear Frequent Impact SDS Drill Bits [Oct 15, 2025]
[Oct 15, 2025] Product Introduction The overall cutting head is the only one in China to have passed the PGM certification for the entire cutting head, solving the problem of small diameter fracture while possessing advantages such as ...
Company: Nanjing Hawco Tools Co., Ltd
4181. Multi-Purpose SDS Integral Bits for Pipe and Installation Holes SDS Drill Bits [Oct 15, 2025]
[Oct 15, 2025] Product Introduction The overall cutting head is the only one in China to have passed the PGM certification for the entire cutting head, solving the problem of small diameter fracture while possessing advantages such as ...
Company: Nanjing Hawco Tools Co., Ltd
4182. Durable Industrial Precision Step Drilling Steped Drill Bit [Oct 15, 2025]
[Oct 15, 2025] Product Introduction This multi-sized drill bit set comes with a prominent red-black storage box, which contains drill bits with diameters ranging from 1mm to 6mm, covering a wide range of drilling size requirements. ...
Company: Nanjing Hawco Tools Co., Ltd
4183. Efficient Metal Cutting Step Type Hole Making Steped Drill Bit [Oct 15, 2025]
[Oct 15, 2025] Product Introduction This multi-sized drill bit set comes with a prominent red-black storage box, which contains drill bits with diameters ranging from 1mm to 6mm, covering a wide range of drilling size requirements. ...
Company: Nanjing Hawco Tools Co., Ltd
4184. Premium Quality Multi-Diameter Step Drill Tool Steped Drill Bit [Oct 15, 2025]
[Oct 15, 2025] Product Introduction This multi-sized drill bit set comes with a prominent red-black storage box, which contains drill bits with diameters ranging from 1mm to 6mm, covering a wide range of drilling size requirements. ...
Company: Nanjing Hawco Tools Co., Ltd
4185. Heavy Duty Step Style Precision Hole Creation Steped Drill Bit [Oct 15, 2025]
[Oct 15, 2025] Product Introduction This multi-sized drill bit set comes with a prominent red-black storage box, which contains drill bits with diameters ranging from 1mm to 6mm, covering a wide range of drilling size requirements. ...
Company: Nanjing Hawco Tools Co., Ltd
