U-VSG5490.INITIAL PUNCTURE NEEDLE-3 PART BEVEL TIP.MATERIAL STAINLESS STEEL.LENGTH 20CMS. GUAGE 18.TIP 3 PART BEVEL.USED FOR PERCUTANEOUS NEPHROSTOMY AND ALL OTHER PRECUTANEOUS APPLICATIONS WHERE A 0.035 INCH GUIDEWIRE IS TO BE USED.3 PART TO ALLOW SAFE PUNCTURE.BEVEL TIP.