discount 70% in 2018-09-19 to 2018-09-21
price: USD$ 55.30
freight :USD$7.00,(Postal parcel)
Search Similar or mail to saler or send message to saler
Brand: OSG Spiral Tap for aluminum
Material: HSS-E (high speed steel containing cobalt)
Standard: metric / us
Eat in: 2.5 teeth
Surface treatment: None
Precision class: JIS class
Groove type: spiral groove
Chip removal method: upper chip (blind hole / through hole)
Application materials: aluminum, alloy aluminum, die casting aluminum material, etc..
Characteristic：Is specialized for die casting with viscous properties of materials such as aluminum and other light alloy products by tapping processing. This kind of material by tapping processing, the thread will tend to shrink, so Aluminum Alloy tapping for the design with increased size, and the heat treatment to with properties of materials.The length of the tooth is shorter than that of the ordinary screw thread, but the screw angle is larger than the ordinary screw thread. The utility model is suitable for deep hole tapping, and reduces the friction resistance produced during cutting, and can increase the tapping life of the wire.