Specification Brand : DINGGUANGHE-CUP BulletPoint1 : Material: Hard alloy (tungsten steel) BulletPoint2 : Size: 0.1-1mm; 0.3-1.2mm; 1.1-2.0mm BulletPoint3 : Shank Diameter: 3.175mm BulletPoint4 : Suitable for circuit boards, electronic, mold, metal processing, telecommunications and other industries BulletPoint5 : Can be used for drilling iron, glass fiber, etc. Color : 0.1 1mm ExternallyAssignedProductIdentifier : 8306068533606 ItemName : DINGGUANGHE-CUP 10pcs 3.175mm Tungsten Steel CNC End Mill Cutter Drill Bit Engraving Milling Cutter Steel (Color : 0.1 1mm) ItemPackageQuantity : 1 ItemTypeKeyword : drill-mills Manufacturer : DINGGUANGHE-US Material : Metal NumberOfItems : 1 PartNumber : DINGGUANGHE-US ProductDescription : Description: Print Circuit Board drill with carbide (tungsten steel) material, with high hardness, high wear resistance, high strength, anti-bending, anti-breakage, etc.
Specification: Material: Hard alloy (tungsten steel) Size: 0.1-1mm; 0.3-1.2mm; 1.1-2.0mm Shank Diameter: 3.175mm Suitable for circuit boards, electronic, mold, metal processing, telecommunications and other industries Can be used for drilling iron, glass fiber, etc.
Feature: ① bit chip space is large: small chip resistance, chip and smooth, heat a small drill, drill reduce pollution; ② extraordinary cutting edge sharpness: As a result of nanotechnology and advanced grinding technology, bit more sharp cutting edge than before, can reduce the cutting force, reduce the broken drill rate, improve the hole wall quality; ③ cutting edge strictly symmetrical: beneficial and efficient cutting, avoid offset drilling.