Dynatex Industrial Grade Aluminum Silicone Sealant 10.1 oz Caulk Tube - Tough Flexible Cure, Watertight Seal, Up to 500 Degrees F, Made in the USA (Single) vacuum filter lower pressures

lower pressures

500-lb pulling capacity

or a 7/16 inch wrench the M01 can handle it

The DeWalt 40-pc

Dynatex Industrial Grade Aluminum Silicone Sealant 10.1 oz Caulk Tube - Tough Flexible Cure, Watertight Seal, Up to 500 Degrees F, Made in the USA (Single) vacuum filter lower pressuresDynatex Silicone Sealant Industrial Grade cures to a tough, flexible, high quality silicone rubber. They provide a durable, water tight seal for a wide range of sealing, waterproofing applications and can be used to meet a variety of sealing needs. Fully cured they can be used for extended periods at temperatures up to 450F and for shorter periods as high as 500F.