Jiangsu Profile
Product List
4321. 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
4322. 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
4323. 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
4324. 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
4325. 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
4326. 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
4327. 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
4328. 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
4329. 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
4330. 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
4331. 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
4332. 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
4333. 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
4334. 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
4335. Versatile Material Step Drilling High Efficiency 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
