Customized Stainless Steel Multi Side Hole Puncture Needle For Food Test Products Name Customized Stainless Steel Multi Side Hole Puncture Needle For Food Test Material Stainless Steel, Brass, Aluminum, brass, copper ,etc Surface Treatment Sandblasting, polishing, knurling , laser marking, etc Tube Outer Diameter 0.25-15mm Tube Wall Thickness 0.05-3mm Meta Base Male and Female thread Tolerance OD/ID±0.02mm L±0.05mm or According to Drawing Size 3G-32G or Customized LOGO Can be