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Laser Engineered Net Shaping ( LENS™ ) is a commercially available additive manufacturing technique that was used for one step manufacturing of bimetallic structures of stainless steel and Ti6Al4V ( Ti64 ) alloy .
 Laser Engineered Net Shaping, additive manufacturing, step, manufacturing, stainless steel, Ti6Al4V, Ti64, alloy
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: manufacturing standard, machanical property, manufacturing process, material, engineering feature, process parameter, machine or equipment, application, process characterization, enabling technology, biomedical, concept or principle 
Text: {0} 
Answer:
 Laser Engineered Net Shaping, additive manufacturing, step, manufacturing, stainless steel, Ti6Al4V, Ti64, alloy