Jiangsu Profile
Product List
211. Step Drill Bits for Wood and Metal Projects 
[Sep 02, 2025]
[Sep 02, 2025] Product Description What's the step drill bit? A step drill bit is a conical tool that features a series of progressively larger diameters, or "steps," along its length, allowing a single bit to drill multiple hole ...
Company: Danyang Ergaster Tools Co., Ltd.
212. Premium High-Performance Spiral Drill Bit for Metalworking Precision [Sep 03, 2025]
[Sep 03, 2025] Product Description What's Spiral Long Drill Bit? A specialized cutting tool designed for deep-hole drilling applications (L/D ratio ≥10:1), featuring an optimized flute geometry to evacuate chips efficiently in ...
Company: Danyang Ergaster Tools Co., Ltd.
213. Premium Sandblasted Flat Drill Bit for Precision Woodworking [Sep 01, 2025]
[Sep 01, 2025] Product Description Hex Shank Quick Change Flat Wood Drill Bit Drill Bits Material Carbon Steel Drill Bits Size 3/16 inch to 1 inch Drill Bits Shank Hex Shank Size 1/4" Inch 6.35 mm Drill Bits ...
Company: Danyang Ergaster Tools Co., Ltd.
214. Premium Flat Spade Drill Bits for Precision Woodworking Projects [Sep 01, 2025]
[Sep 01, 2025] Hex Shank Quick Change Flat Wood Drill Bit Drill Bits Material Carbon Steel Drill Bits Size 3/8 inch to 1 inch Drill Bits Shank Hex Shank Size 1/4" Inch 6.35 mm Drill Bits Surface Sandblasted Drill Bits ...
Company: Danyang Ergaster Tools Co., Ltd.
215. Premium High-Speed Steel DIN338 Drill Bits for Stainless Steel [Sep 01, 2025]
[Sep 01, 2025] Product Description Material HSS4241(HSS4341,M2,M35 is available) Point Angle 118°/135° . Process Fully Ground (Roll forged,Rolled & Polished,Eadge Ground,Milled Ground , Milled are ...
Company: Danyang Ergaster Tools Co., Ltd.
216. Industrial-Grade Heavy-Duty Step Drill Bit for Precision Engineering [Sep 01, 2025]
[Sep 01, 2025] Product Description What's Step Drill Bit? A step drill bit (also called a conical drill or multi-diameter drill) is a specialized cutting tool with graduated, stepped diameters along its fluted body, allowing it to ...
Company: Danyang Ergaster Tools Co., Ltd.
217. High-Speed Titanium Step Drill Bits for Wood and Metal [Sep 01, 2025]
[Sep 01, 2025] Product Description What's the step drill bit? A step drill bit, also known as a unibit, is a cone-shaped cutting tool with multiple graduated cutting edges that create progressively larger holes with a single bit. ...
Company: Danyang Ergaster Tools Co., Ltd.
218. PDC Drill Bit 5-1/2" of Oil Well Rock Diamond Drilling Bits [Sep 01, 2025]
[Sep 01, 2025] Product Description PDC bit is a fixed cutter drilling tool with polycrystalline diamond compact cutters used for rock drilling in oil, mining, water or gas wells. This drilling tool is manufactured according to API ...
Company: Suzhou Energy Tool Co., Ltd.
219. 12-1/4"PDC Drill Bit for Rock Drilling Well Tool [Sep 01, 2025]
[Sep 01, 2025] Description PDC Drill Bit : PDC bit is a fixed cutter drilling tool with polycrystalline diamond compact cutters used for rock drilling in oil, mining, water or gas wells. This drilling tool is manufactured according ...
Company: Suzhou Energy Tool Co., Ltd.
220. Avichf Carbide Flat Bottom Drill Bit for Steel Drilling Applications [Sep 01, 2025]
[Sep 01, 2025] PRODUCT DETAILS Product Description and Photos AVICHF Dia0.5 to 20mm Carbide Flat Bottom Drill Bit for CNC Drilling PRODUCT PARAMETER Product Parameters Cutting Diameter (mm) Reach Length (mm) Shank ...
221. Avichf High Precision Carbide Flat Bottom Drill Bit for Metalworking [Sep 01, 2025]
[Sep 01, 2025] PRODUCT DETAILS Product Description and Photos AVICHF 0.5 to 20mm Dia Precision Carbide Flat Bottom Drill Bit for Aluminum PRODUCT PARAMETER Product Parameters Cutting Diameter (mm) Reach Length (mm) Shank ...
222. High-Performance Aircraft Sheet Metal Drill Bits for Precision [Sep 01, 2025]
[Sep 01, 2025] Product Description DIN1869 Spiral Aircraft Long Extension Sheet Metal Drill Bits Drill Bit Material M2(M35 is available) Drill Bit Point Angle 135° Drill Bit Process Fully Ground (Roll forged is ...
Company: Danyang Ergaster Tools Co., Ltd.
223. Tricone Drill Bit 17-1/2" Roller Cone Bit of Mining Bits [Aug 28, 2025]
[Aug 28, 2025] Description Tricone Drill Bit : Tricone bit is a rock drilling Tool with tungsten carbide insert used on the rock oil mining water or oil well . This rock drilling tool is manufactured according to API specs which ...
Company: Suzhou Energy Tool Co., Ltd.
224. 12-1/4" Tricone Drill Bit with Tungsten Carbide Tooth [Aug 28, 2025]
[Aug 28, 2025] Description Tricone Drill Bit : Tricone bit is a rock drilling Tool with tungsten carbide insert used on the rock oil mining water or oil well . This rock drilling tool is manufactured according to API specs ...
Company: Suzhou Energy Tool Co., Ltd.
225. Customized API Oil Drilling Rock Bits Tricone Drill Bits [Aug 28, 2025]
[Aug 28, 2025] Product Description Tricone bit is a rock drilling Tool with tungsten carbide insert used on the rock oil mining water or oil well . This rock drilling tool is manufactured according to API specs which are the ...
Company: Suzhou Energy Tool Co., Ltd.
