Hamilton Company offers the most comprehensive selection of standard and custom needles in the industry

Hat-type needles are designed to be connected directly to a flat bottom valve port. Use the Hamilton Needle Bushing part number 35056 to connect the needle directly to any 1/4-28 Hamilton valve. Custom Length and Gauge
Each specialty needle is made to order. Custom lengths range from 0.375 to 12 inches. Available point styles include 2, 3 and 4. Please specify the desired length and point style when ordering.

Needle Point Styles (Custom lengths and point styles available)
Point Style 2 - Sharp, beveled, curved, non-coring needle point recommended for septum penetration. Available gauges: 34-10.

Point Style 3 - Blunt needle point for use with HPLC injection valves and for sample pipetting. Available gauges: 34-10.

Point Style 4 - Point Style 4 - Standard 12° beveled needle point is recommended for life science applications. Available gauges: 34-10. Special point styles such as 30°, 45°, or any other angle are available upon request.

Each is manufactured to achieve the highest level of accuracy and precision possible.