Straight groove machine tap tap hardness M3.5/M3.5x0.35/M4/M4x0.5/M4x0.35
High speed steel HSS full grinding process, groove design, easy chip breaking. Cutting is sharp, tapping quality is stable. Suitable for general steel, cast steel, cast iron and other processing. A box of 10 pieces of goods, the whole box for sale, not retail.
discount 70% in 2018-09-21 to 2018-09-23
freight :USD$7.00,(Postal parcel)
Minimum Order Quantity:3
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