BMR TOOLS straight flute hss step drill bit for hole drill 4-20mm with helix shank
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...step drill bit for hole drill 4-20mm with helix shank Size: 4-12mm(5steps);4-20mm(9steps);4-32mm(15steps) Material: 4241/M35(HSS CO 5%) Processing: Milling Coating: Bright polishing Tin-Coating Black Coating Amber Coating Step: 9 Steps Precision: H7 Application: Drilling holes on metal Step Drill Bit Specification NAME MATERIAL SIZE STEPS triangle shank straight flute step drill......
DANYANG BMR TOOLS CO.,LTD
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Uncoated Solid Carbide Step Drill Bit For CNC Machine
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Step drill bit, Carbide step drill bit, Step drill, Carbide drill bit This kind of drill bits are especially for drilling step holes, you don't have to change different diameter drill bits to get multiple holes combined with some different diameter sections, you can finish the drilling with one step drill bit, you can customize the step drill bit as per the hole diameter. All drill bits......
Xiamen Betalent Carbide Co.,Ltd
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HSS Titanium Coated Umbrella Step Drill Bit Set 3-30.5mm
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...Drill Bit Umbrella Chamfer Chamfering Cutter Step Drill Bit Set Discription of Step Drill Bits: 3pcs 16-30.5/5-20/3-14mm HSS 6542 Umbrella Chamfering Cutter Step Drill Bit Set size:16-30.5mm/0.62"-1.2",10mm Handle Dia. 2.6-20mm/0.1"-0.79", 8mm Handle Dia.3.3-14mm/0.13"-0.55", 6mm Handle Dia. Unique umbrella structure, a drill......
DANYANG RIGHTOOLS CO.,LTD
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Solid Carbide Step Drill Bit High Speed Multi Diameter Tool For Metal Stainless Steel Aluminum 2/3/4/5/6mm Steps
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...Step Drill Bit High Speed Multi Diameter Tool for Metal Stainless Steel Aluminum 2/3/4/5/6mm Steps Introduction: This solid carbide step drill bit is a precision-engineered cutting tool designed for high-speed multi-diameter drilling in metals, including stainless steel, aluminum, and alloy steels. Its unique step design (2/3/4/5/6mm) allows for smooth hole enlargement in a single operation, eliminating the need for multiple drill...
Changzhou AMG Precision Tool Manufacturing CO., LTD
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3Pcs High Speed Steel 4241 hSS Multi Step Drill Bit Set
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...Step Drill Bit Sets For Drilling Metal Size 5Steps:4-12mm ; 9Steps:4-20mm; 15Steps:4-32mm Conection Hex Shank Quick Release Material HSS 4241 Finishing Titanium Coated Application Metal, Aluminum, Wood drilling Features 1. Strong Durability: coated by titanium, the bits have strong durability. This step drill......
Johnson Tools Manufactory Co.,Ltd
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CE M35 High Speed HSS Step Drill Bit Step Cone Drill Bits For Stainless Steel Metal
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...Drill Bits Step Cone Drill Bits For Metal 1. The step drill bits are made of classic high-speed steel with titanium coating for proven capability and durability in drilling holes in plastic, aluminum, wood board, copper, stainless steel and many other types of sheet metal. 2. With the step drill bits we offered,you can process different kinds of diameter......
Zhongzuan (Chongqing ) Precision Tools Manufacturing Co., Ltd.
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Wxsoon Solid Tungsten Carbide Step Drill Bit For Stainless Steel
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Product Description China manufacturer wxsoon customized solid tungsten carbide step drill bit for stainless steel with cheaper price Flute Diameter (mm) First Step Flute length (mm) Second Step Flute length (mm) Shank Diameter (mm) Overall length (mm) 3.......
Wuxi Soon Technology Co.,Ltd.
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4 Wings 12 inch Chevron Step Drill Bit Water Well Drilling Tools API Standard
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...exploration drilling. It is suitable for drilling in soft and soft-medium formations with fast penetration rate and high efficiency, and special for the large diameter holes’ drilling. Types: Ordinary type; Reinforced type; Super strength type. Threads:...
Beijing Jincheng Mining Technology Co., Ltd.
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Thread 3 1/2 AR 165mm 6 1/2 Diameter Drag Drill Bit Blue Corlor For Water Well Drilling
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...e soft rock. However, they will not work well in coarse gravel or hard rock formations. Uses include drilling water wells, mining, geothermal, environmental and exploration drilling. Whenever possible, they should be used to drill pilot holes because they...
Changsha Sollroc Engineering Equipments Co., Ltd
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3 Wings Diameter Alloy Drill Bit For Soft Formations & Water Well Drilling
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...Diameter Alloy Bit For Soft Formations Drilling & Water Well Drilling 3 wings alloy scraper bits are one piece construction of alloy steel cast with tungsten carbide cutting tips and gauge sides to ensure longer life. It has 3 wings and 3 flushing holes. Compared with 4 wings, 3 wings step drag bits tend to drill faster and aggressive, whereas, are shorter lasting and less durable.3 wings alloy scraper bits......
Hengshui Aoxing Geological Equipment Co., Ltd
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