Machine screws, 1/4" x 5/8"
Machine screws, 1/4" x 5/8" |
|
---|---|
Phillips pan headPan heads are slightly rounded with short vertical sides. Phillips drive is x-shaped for installation with a Phillips screw driver. |
Star drive pan headPan heads are slightly rounded with short vertical sides. Star drive is a Torx® compatible drive, designed to minimize the risk of cam-out (stripping). |
Spanner pan headPan heads are slightly rounded with short vertical sides. Spanner (a.k.a. snake eyes) is a tamper resistant drive that requires a special driver to install. |
Phillips flat headFlat heads are countersunk (cone shaped under the head) with a flat top. Phillips drive is x-shaped for installation with a Phillips screw driver. |
Slotted flat headFlat heads are countersunk (cone shaped under the head) with a flat top. Slotted drive has a simple slot for a flat bladed screw driver. |
Spanner flat headFlat heads are countersunk (cone shaped under the head) with a flat top. Spanner (a.k.a. snake eyes) is a tamper resistant drive that requires a special driver to install. |
Phillips oval headOval heads are countersunk (cone shaped under the head) with a rounded top. Phillips drive is x-shaped for installation with a Phillips screw driver. |
Slotted oval headOval heads are countersunk (cone shaped under the head) with a rounded top. Slotted drive has a simple slot for a flat bladed screw driver. |
Phillips truss headTruss heads are wide with a low profile rounded top. Phillips drive is x-shaped for installation with a Phillips screw driver. |
Slotted truss headTruss heads are wide with a low profile rounded top. Slotted drive has a simple slot for a flat bladed screw driver. |
Combo truss headTruss heads are wide with a low profile rounded top. Combination drive can be used with either a flat bladed or Phillips screw driver. |
Star drive truss headTruss heads are wide with a low profile rounded top. Star drive is a Torx® compatible drive, designed to minimize the risk of cam-out (stripping). |
Slotted round headRound heads are domed and look like half of a sphere. Slotted drive has a simple slot for a flat bladed screw driver. |
One way round headRound heads are domed and look like half of a sphere. One way drive is installed with a flat bladed screw driver but cannot be removed without special tools. |
See also |
|
---|---|
Metric machine screwsScrews with machine threads for use with a nut or in a tapped hole. |
Socket screwsScrews with an Allen wrench drive. |