Specification Brand : Scientific Commodities BulletPoint1 : 304 Stainless Steel BulletPoint2 : 90-Degree Blunt Tip ItemDisplayWeight : 1 pounds ItemName : Blunt Tip Laboratory Pipetting Needles / 4" Length, 23 Gauge (12 Pack) ItemTypeKeyword : science-lab-needles Manufacturer : Scientific Commodities Material : stainless steel ModelNumber : BB829-4-23-12 NumberOfItems : 12 PartNumber : BB829-4-23-12 ProductDescription : Our 2", 4" & 6" long laboratory blunt tip pipetting needles are available in gauges 5 through 30. Needle lengths of 12" long are available in 8 up to 27 gauge. All needles are made of 304 stainless steel and fitted with American standard short female luer hubs of nickel-plated brass that meet ISO 594-2. They are also compliant with current EU RoHS directive 2011/65/EU. The short hub reduces the dead volume inherent in all American standard luer hubs. Needles are supplied with a 90-degree blunt tip. ProductSiteLaunchDate : 2016-02-03T21:19:28.066Z