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Imported TOSG Taiwan Dabao EX-H-SFT oxidation screw tap machine with wire tapping blind hole metric M8*1.25

Taiwan Dabao TOSGEX-H-SFT is a surface treated spiral tap. Suitable for cutting material: spiral groove with 35 degrees, suitable for processing low carbon steel, medium carbon steel, cast steel, etc..

price:USD$46.00
discount 70% in 2018-10-18 to 2018-10-20
price: USD$ 32.20
freight :USD$18.00,(Express)
freight :USD$7.00,(Postal parcel)
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EX-H-SFT is a surface treated spiral tap.

Oxidation (Homo) is the tool to deal with 500 ~ 550oC in 30 heating steam to 60 minutes, the tool to generate Fe3O4 layer on the surface, this is a kind of oxidation, the oxide film thickness in the range of 1 to 3 mu. This is a porous membrane because of the reason, to maintain cutting oil to reduce friction heat, prevent wire into the attack surface effect. It is very effective for high tensile steel, stainless steel, cast steel and other materials.

Suitable for cutting material: spiral groove with 35 degrees, suitable for processing low carbon steel, medium carbon steel, cast steel, etc..