Best Thread Lock Sealers

Loctite Threadlocker Blue 242 - Removable Thread Lock Glue for Nuts, Bolts, & Fasteners, Medium Strength Screw Glue to Prevent Loosening & Corrosion - 6 ml, 1 Pack

Loctite 1329467 243 Blue Medium Strength Threadlockers, 1.69 Ounces, 50 mL, 3/4" Thread

ESKONKE Blue Thread Locker 243 Medium Strength Removable Nuts & Bolts Threadlocker Lock Tight & Seal Fasteners Compound Anaerobic Curing Metal Glue 1.69 Oz/50 ml (243)

Thread Lock 243 Blue 1.69 Fl oz/50 ml Medium Strength, Lock & Seal Nuts, Bolts, Fasteners and Metals, Blue Threadlocker Against Losening and Leakage (243-50 ml)

LOCTITE 248 Blue Threadlocker Glue Stick: All-Purpose, Medium-Strength, Anaerobic, No Drip, General Purpose, Works on all Metals | Blue, 9 Gram Wax Stick (PN: 37643-506166)

Permatex 24010 Medium Strength Threadlocker Blue Gel, 10 g Gel Twist Applicator

Permatex 59214 High Temperature Thread Sealant, 6 ml Tube, Pack of 1

EPASUN 50ml x 2 Threadlocker Blue 242 and Red 271, Thread Lock Medium and Strong Strength Lock Tight for Nuts, Bolts, Fasteners, and Metals to Prevent Loosening and Corrosion

GH1200-6gx2 Pack Thread Lock Medium and Strong Strength for Nuts, Bolts, and Metals, Threadlocker Lock Tight & Seal Fasteners with Stable and Consistent Performance

Loctite 545 Pneumatic/Hydraulic Pipe Thread Sealant, High Lubricity, High Pressure, No Fillers, Solvent Resistance, for Fine Threaded Fittings | Purple, 36 ml Bottle (PN: 492145)