About this item

• Size Range: 9-piece set (10, 12, 14, 19, 24, 29, 34, 40, 45 mm) to fit the most common ground joint sizes
  
• Lab-Ready Fit: designed for standard glass ground joints for a snug, reliable connection with laboratory glassware
  
• Glass-Safe & Durable: corrosion-resistant, non-abrasive construction protects glass from scratches and damage