PERMA-THREAD . 208C1-0285

(20) Helicoil typeStandard or Free Running inserts. These inserts are for 10-24 X 0.285 or #10 course 24 threads per Inch screws/bolts that are 0.285 Inches long once installed. This auction is for the inserts only. (Drill bits, Taps, Installation and Tang break tools, etc. not included) These inserts were government surplus and you know they're the best quality our tax dollars could buy!!! Only the sizes I have listed are available. Please visit other eBay retailers if the size you need is not listed in my store under the Main Heading: (Tools / Supplies) Here is a listing of various cross reference numbers for this insert. Please verify the size and type inserts your looking for! Thread Length PERMA-THREAD Military MS 1 Military MS 2 HELI-COIL KATO CHRISLYNN RECOIL 10-24 0.285 208C1-0285 MS122120 MS21208-C1-15 1185-3CN-0285 TNC-3C-0285 84112 3603 Helicoil type inserts: Types of Inserts There are two compatibles of Heli-Coil inserts. TheStandard or Free Running Insert which provides a smooth free-running thread; and SCREW-LOCK which provides selflocking torque on the male member by a series of chords on one or more of the insert coils. They are available in Inch series, coarse and fine. Inch series Screw-Lock inserts are dyed Red for identification. Heli-Coil inserts are larger in diameter before installation than the tapped hole. During installation the inserting tool (not included) applies torque to the tang Reducing the diameter of the leading coil permitting it to enter the tapped thread. After installation, each High tensile coil of the insert expands outward With a Spring-like action permanently anchoring the insert. HERE ARE VARIOUS PRODUCT FEATURES LISTED ON THE HELI-COIL WEBSITE: Tapped threads are strengthened because the inherent flexibility of the insert provides a more balanced distribution of dynamic and static loads throughout the length of thread engagement. This flexibility also compensates for variation in lead and angle error allowing each coil