Specification Brand : Hyuduo BulletPoint1 : Adopting bearing steel with high wear and heat resistant, which is and has long service life. BulletPoint2 : Thread Diameter (optional): 3mm (M3) / 4mm (M4) and 5mm (M5). Standard thread spacing design, clear and neat, no burrs BulletPoint3 : 【metric thread】Standard metric thread distance design, clear and tidy, will perfect fit. BulletPoint4 : Round Shank With Square Drive: The round shank with square drive makes the tap suitable for manual or electric applications, and the straight groove is suitable for through holes and blind holes or bottom holes BulletPoint5 : Standard thread distance design, clear and tidy, no burr, suitable for manual tapping, not easy to break. ItemName : Thread Tap, 3Pcs Hand Thread Taps Bearing Steel Hand Screw Taps Straight Flute Tap for Wood Plastic Aluminum(M3), thread milling taps (M5) ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 6 centimeters ItemPackageDimensions_Width : 5 centimeters ItemTypeKeyword : thread-milling-taps Manufacturer : Hyuduo ModelName : Hyuduop0v4ga6gqr-03 ModelNumber : Hyuduop0v4ga6gqr-03 NumberOfItems : 1 PartNumber : Hyuduop0v4ga6gqr-03 ProductDescription : Descriptions: These hand thread taps adopt bearing steel with high wear and heat resistant, which is and has long service life. Great tools used to create screw threads on wood, plastic, aluminum or many other soft materials. and also an ideal tool in auto repair and machinery