Specification Brand : TEHAUX BulletPoint1 : Sawtooth hole designed drill bits, smooth and blade, high precision, increase drilling. BulletPoint2 : Applicable to hand- held electric drill, vertical electric drill and mobile belt magnetic drilling machine. BulletPoint3 : High- steel with tungsten coating treatment, tougher and more abrasion resistant for working life and high work efficiency. BulletPoint4 : Mainly for drilling wood, plastic, fiberglass, and metal alloy including copper, aluminum, tool steel, cast iron, and heavy- duty abrasive alloy metal, etc. BulletPoint5 : 5 sizes of hole to meet your different needs. for DIY, home and general building/ engineering use. Color : As Shown CuttingAngleString : 135 degrees FinishType : Black ItemName : 5PCS 16-30MM HSS High Steel Drill Bit Heavy Duty Hole Set for Plastic Aluminum Iron Sheet Pipe 16mm/ 18. 5mm/ 20mm/ 25mm/ 30mm- Drill Bit ItemPackageDimensions_Height : 4 centimeters ItemPackageDimensions_Length : 14 centimeters ItemPackageDimensions_Width : 4 centimeters ItemTypeKeyword : boring-bits Manufacturer : TEHAUX Material : Alloy Steel Material1 : Tungsten Material2 : High Speed Steel Material3 : Alloy Steel PartNumber : 1 ProductDescription : Description This is a professional 13- PCS drill bit set. It includes 5 kinds of hole to meet your professional need: 16mm/ 18. 5mm/ 20mm/ 25mm/ 30mm, each size comes with one piece. Industrial grade high- steel for higher durability and sturdiness. Applicable to hand- held electric drill, vertical electric drill and mobile belt magnetic drilling machine. Suitable for drilling in tough material, including aluminium, cast iron, brass, copper, magnesium alloy, plastics, etc. for DIY, home and general building/ engineering use. Feature - Color: Mainly silver - Material: HSS - Hole drill bits size: 16mm/ 0. 62inch, 18. 5mm/ 0. 72inch, 20mm/ 0. 78inch, 25mm/ 0. 98inch, 30mm/ 1. 18inch - High- steel with tungsten coating treatment, tougher and more abrasion resistant for working life and high work efficiency. - Sawtooth hole designed drill bits, smooth and blade, high precision, increase drilling. - Mainly for drilling wood, plastic, fiberglass, and metal alloy including copper, aluminum, tool steel, cast iron, and heavy- duty abrasive alloy metal, etc. - Applicable to hand- held electric drill, vertical electric drill and mobile belt magnetic drilling machine. - 5 sizes of hole to meet your different needs. for DIY, home and general building/ engineering use. Package Including 5 x HSS High Steel Drill Bit ProductSiteLaunchDate : 2021-08-12T08:04:28.875Z Size : 1.2X1.2X8.5cm SurfaceRecommendation : Wood,Aluminum,Copper,Fiberglass,Aluminum Iron,Plastic,Metal,Steel UnitCount : 1