Features: * brand new and *The most important tool for manufacturing operator to thread processing *High hardness, high wear resistance, for stainless steel, iron and other drilling *Make of HSS mater more→ial, and special heat treatment,so it hardness can be reached HRC62 degrees *Good applicability, stability, processing efficiency, life expectancy and so on *Suitable for processing iron, steel, copper,aluminum, die steel and stainless steel Specifications: *Color:Silver(As Pictures Show) *Material: High Speed Steel(HSS) *Thread direction: Right hand *Type: 12mm, 14mm, 16mm, 18mm, 20mm *Size: As Pictures Show *Optional Type: 12mmx1.5mm, 14mmx1.5mm, 16mmx1.5mm, 18mmx1.5mm, 20mmx1.5mm Package