1m Stainless Steel Ruler with Stamped Graduations Subcategory_Electrochemistry Thirty-two-inch advanced pulley demonstration set

Thirty-two-inch advanced pulley demonstration set with 8 singles

visualizing sound-transmission dependence on a medium

a 12V LED source on a US plug

Pack of 10 Stoddard test tube clamps in stainless steel with finger grip securely holds test tubes during heating

Sheet-metal housing on a clamp-and-rod base swivels to any angle

1m Stainless Steel Ruler with Stamped Graduations Subcategory_Electrochemistry Thirty-two-inch advanced pulley demonstration setFor laboratory and engineering measurement without warping or chemical damage, this stainless steel one meter ruler carries stamped centimeter and millimeter graduations along its length.