Graduation: 1/2 ML Hypodermic Plexiglas syringes for professionals. Perfect for intensive use. Supplied in a polyethylene bag with instructions for use, an extra washer and a bottle of silicone oil. Characteristics Manufactured from a solid b ? lock of Plexiglas, treated to avoid deformation and cracking. ? Stainless steel pistons, rods and handles and chromium plated Zamac caps. ? Flat, beveled silicone washers, extra strong, water resistant, nonstick, providing a perfect washer and smoothly sliding piston. ? Resistant to boiling water, sterilized in an autoclave up to 125°C (30 mm - 1.3 bars). ? Can be entirely dismantled. ? Black indelible graduations. ? Bibloc Luer-Lock hub.