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|Material:||Carbon Steel||Hardness:||HRC 28|
Black Steel Truss Head Self Tapping Screws Mushroom 4.2 mm Harden Fasteners
Truss head self tapping screw , sharp point with black oxide finishing , harden material and self locking performance .
1 , Harden material
Core hardness over HV350
2 , Quick secure performance
Sharp point and blade thread ensure drilling speed as fast as much .
3 , No burrs
4 , Easy to be installed
Strict dimension and standard PH drive .
|Finishing thickness||3 um|
|Weight /pcs g||1.52|
|Volume / box CBM||0.005|
Note : all dimensions are millimeters
Truss head self tapping screws sharp point
Truss head self tapping screws with self tapping threads which used to lock metal or wooden parts , operated in a electric drill or by hand . There are several tips for installation
◎ Make sure screws are straight into material when you are ready to drive .
◎ Do not put much force on screws at the beginning
◎ Pre-drill a hole that is 1/3 length of sharp point before installation
◎ Screwdriver bit specification must to be suitable for drive on screws
◎ Do not strike screw in hammer or other tool without screwing operation
We can provide more drives for screws for convenient operations .
Phillips ( PH ) SLOT PH / SLOT TORX POZI
SLOT / POZI SQUARE PH / SQUARE TRIANGLE DOUBLE V
Y SOCKET TRI-WING H SOCKET HEX SCOKET S SOCKET
SPANNER CLUTCH PH IND SLOT IND TORX IND
Contact Person: MR.LIN