discount 70% in 2018-09-24 to 2018-09-26
price: USD$ 14.70
freight :USD$7.00,(Postal parcel)
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Brand:OSG Spiral Tap
New and old: 9.5
Material: HSS-E high speed steel
Surface treatment: Ti
Application materials: low carbon steel, high carbon steel, alloy steel, bronze, copper, aluminum, magnesium alloy and so on
Purpose: spiral screw in tapping, to increase its rotation of the spiral groove, can easily cut iron from the hole, so as to avoid iron residue or blockage in the trench, caused by tapping broken edge crack, so it can increase the life of wire tapping and cutting out the thread of the highest precision. Screw thread tap is suitable for cutting high toughness materials, but not suitable for cutting chips into fine materials.
Taps and many other models are not released,There is a need for pro consulting Ben treasurer.
The baby are taken in kind, Pirates of the map.