3/4" Graphite Ferrule (5/Pk)

Details:

100% Graphite ferrule; upper temperature limit 450 deg.C. Soft; graphite is recommended for use with fused silica and glass. Reusable if not overtightened. One piece design requires no back ferrule. Packaged: 7-1/2 in. X 1-1/2 in. X 3/4 in. Plastic fid case; weight: 22.7 G