This stainless steel cell spreader has been specifically designed for greater contact with agar for more even distribution of bacteria.  Designed for use on 9cm plates for research, medical, and academic applications.  Constructed of stainless steel for rigidity, strength, and its ability to withstand temperature variations. Smooth, triangular end aids in spreading and the upturned end will not cut into agar. Can be autoclaved and flame sterilized . Size: 9"L x 2"W