12-Piece Delrin Density Cylindrical Bars Set with Wooden Storage Capacity_800mL plus 2-dot orbital joints in

plus 2-dot orbital joints in a fitted storage case

this insect compound eye model reveals ommatidia

T-shaped screw-thread connector in borosilicate glass features thread size 13 for connecting multiple components in chemistry apparatus assembly

75 inches end-to-end with a 9/16-inch socket diameter

and gas control on LPG or butane for high-temperature chemistry heating applications

12-Piece Delrin Density Cylindrical Bars Set with Wooden Storage Capacity_800mL plus 2-dot orbital joints inBlack Delrin plastic cylindrical bars in a 12 piece set at identical 0. 5 inch diameter with varying lengths, housed in a wooden storage block for density versus volume graphing.