3M™ Versaflo™ Length Adjusting Tight Fitting Breathing Tube, BT-63 - 1 Per Case Fisher Tonsil Knife High-Grade Construction: Manufactured from premium

High-Grade Construction: Manufactured from premium materials to withstand repeated sterilization cycles and long-term clinical use

High ratio of NRR to earcup depth

500 mL drain bag

giving kids better control of their creativity

Epoxy/Fiberglass

3M™ Versaflo™ Length Adjusting Tight Fitting Breathing Tube, BT-63 - 1 Per Case Fisher Tonsil Knife High-Grade Construction: Manufactured from premium3M Versaflo Length Adjusting Tight Fitting Breathing Tube, BT 63 1 Per Case 3M Versaflo BT 63 Length Adjusting Breathing Tube is designed to be used with 3M Full Facepiece Respirators FF 400 Series, 6000 Series, and 7800S Series and the 3M Versaflo Powered Air Purifying Respirator TR 600. A versatile assembly approved with multiple facepieces, breathing tubes, a battery, and filter cartridge options that is designed to meet the needs of a variety of