详细规格及用途描述

LONGJER NO: 258F-0932I
EXTERNAL THREAD RESTORER FILE (THREAD REPAIR FILE (SAE NO.2))

1.) Restores threads that were bent or damaged from rust, cross-threading or corrosion.
2.) Works on screws, bolts, studs, plumbing pipe and pipe fittings.
3.) Includes eight different thread pitches:
9, 10, 12, 16, 20, 27, 28 and 32 T.P.I.
4.) Made of high carbon steel, the Repair Files offer eight different thread pitches,
in addition, can also be used as a screw pitch gage.
5.) Easy to use: If you are not sure of the thread size, match up the bolt thread to
one of the file sides. 
6.) Black oxide coating to prevent rust.
7.) Pack:@pc-sliding card,25/100pc/ctn,17/19kg/0.8‘


LONGJER NO: 258F-1124I
EXTERNAL THREAD RESTORER FILE (THREAD REPAIR FILE (SAE No.1))

1.) Restores threads that were bent or damaged from rust, cross-threading or corrosion.
2.) Works on screws, bolts, studs, plumbing pipe and pipe fittings.
3.) Includes eight different thread pitches:
11,12,13,14,16,18,20 and 24 T.P.I.
4.) Made of high carbon steel, the Repair Files offer eight different thread pitches,
in addition,can also be used as a screw pitch gage.
5.) Easy to use:If you are not sure of the thread size, match up the bolt thread to
one of the file sides. 
6.) Black oxide coating to prevent rust.
7.) Pack:@pc-sliding card,25/100pc/ctn,17/19kg/0.8‘

LONGJER NO: 258F-7503M
EXTERNAL THREAD RESTORER FILE (THREAD REPAIR FILE (Metric NO.M-1))

1.) Restores threads that were bent or damaged from rust, cross-threading or corrosion.
2.) Works on screws, bolts, studs, plumbing pipe and pipe fittings.
3.) Includes eight different thread pitches
:.75, 1, 1.25, 1.50, 1.75, 2.0,2.5 and 3 mm
4.) Made of high carbon steel, the Repair Files offer eight different thread pitches,
in addition, can also be used as a screw pitch gage.
5.) Easy to use: If you are not sure of the thread size, match up the bolt thread to
one of the file sides. 
6.) Black oxide coating to prevent rust.
7.) Pack:@pc-sliding card,25/100pc/ctn,17/19kg/0.8‘


LONGJER NO: 258F-7503M-ENP
ELECTROLESS NICKEL PLATING METRIC EXTERNAL THREAD RESTORER FILE
(METRIC THREAD REPAIR FILE )

1.) Restores threads that were bent or damaged from rust, cross-threading or corrosion.
2.) Works on screws, bolts, studs, plumbing pipe and pipe fittings.
3.) Includes eight different thread pitches
:0.70, 1.00, 1.25, 1.50, 1.75, 2.00, 2.50 and 3.00 mm
4.) Made of high carbon steel, the Repair Files offer eight different
thread pitches, in addition, can also be used as a screw pitch gage.
5.) Surface treatment: Electroless Nickel Plating with corrosion resistance and friction
resistance
6.) Hardness of Plating can reach up to HV500 degrees (HRc50)
7.) Easy to use: If you are not sure of the thread size, match up the bolt thread to one
of the file sides. 
8.) Pack:@pc-plastic tube,25/100pcs/ctn,18/20kgs/0.8’