Nominal or Screw Diameter (in)Threads per inchMajor Diameter (in)Minor Diameter (in)Length RangeMin.Torque lbs./inch
#50.125
14
.128/.122
.078/.072
3/8" - 1"
18 lbs./inch
#60.138
13
.141/.135
.0787/.087
3/8" - 1-3/4"
25 lbs./inch
#70.151
12
.154/.148
.0874/.096
1/2" - 2"
25 lbs./inch
#80.164
9
.168/.161
.0937/.1028
1/2" - 3"
32 lbs./inch
#80.164
11
.168/.161
.0937/.1028
1/2" - 3"
32 lbs./inch
#90.177
10
.181/.174
.0984/.1098
1" - 4"
37 lbs./inch
#100.19
9
.194/.187
.1098/.1189
5/8" - 6"
45 lbs./inch
#120.216
8
.230/.225
.1695/.1685
5/8" - 1-3/4"
65 lbs./inch
#140.25
7
.243/.235
.175/.165
2-1/2" - 4"
100 lbs./inch
Quickscrew ThreadQuick$crews® Thread
21° - 23° point designed for particleboard, but works well in all types of wood.
Wide thread provides greater holding power.
  
Extra Coarse ThreadExtra Coarse Thread
Extra wide thread for greater holding power in pine and other soft, porous woods.
Available on Round Washer Head Pockethole Screws only.
  
Fine ThreadFine Thread
Designed for hardwoods such as Oak and Maple.  Available on Pockethole Screws..
  
Pocket Hole ScrewsHi-Lo Thread - Pockethole Screws
The "All-purpose" thread.  Designed for greater holding and less strip-out in all woods.
  
Installation ScrewsHi-Lo Thread - QX2™ Installation Screws
The Hi thread provides greater holding power in wood studs.
The Lo thread reduces binding in metals studs, while allowing for greater holding power.
The Quickcutter™ Thread allows for faster penetration and stress free driving in dissimilar materials.
  
Twinfast ThreadTwinfast Thread
Also known as twin lead.  21° - 23° point is typically used for hinge attachment in hardwoods.
  
Sheet Metal ThreadSheet Metal Thread
30° - 45° point with thread designed specifically for use in sheet metal applications.
  
Quick Cutter ThreadQuickCutter™ Fine Thread - Pockethole Screws
Patented QuickCutter™ Thread for faster stress-free driving.  Minimizes pre-drilling in even the hardest woods.
 
QuickCutter™ Extra Coarse Thread
Patented QuickCutter™ Thread for faster stress-free driving.  Minimizes pre-drilling in even the hardest woods.
The extra coarse thread provided greater holding power in the wood.
  
Funnel Head Spiral Thread
Spiral Thread under head assists with joining dissimilar materials. Crushes sawdust so it doesn’t go anywhere.

Special Features

  
Auger Point Type 17Type 17 Auger Point

For reduced torque, quicker starting and penetration, as well as reduced splitting.

 

  
QX2 PointQX2™ Point
Self-piercing point instant starting, quicker penetration and faster stress-free driving.
  
  
Self Drilling PointSelf-Drilling Point
Self-piercing point for light, medium, and heavy gauge metal studs.
  
Spiral Type 17 Point
Type 17 Spiral Tip clears sawdust as you drive, preventing wood splits near edges of material.
Type 17 Point cuts cleanly through hardwood, MDF, or melamine without the need for pilot holes.

Drive Styles

Phillips DriveCombination DriveSquare Drive

PH
Phillips Drive

The most common drive
for wood application fasteners.

CO
Combination Square/Phillips DriveDesigned to be driven with a Combo or Square Drive Bit to provide better engagement and
reduction of "cam-out" while driving. A Phillips Drive Bit cannot be used for installation, and
could be used for removal
if a Square or Combo Bit is not available.

SQ
Square Drive

Provides better engagement and
reduction of bit "cam-out"
while driving.

Pozi DriveTorx DrivePhillips - Slotted

PZ
Pozi Drive

Designed to provide higher
torquein hand driving applications.

Torx Drive

Torx Screws allow a user a six-degree angle when driving the screw and the bit will still engage and drive the fastener.

PH-SL
Phillips-Slotted

Combination Phillips and Slotted Drive found primarily on Truss Head Machine Screws A Phillips Bit is recommended for driving. A Slotted Drive Bit is recommended only for removal.

Finishes

Antique BrassAntique BrassUltr GuardUltraGuard
BlackBlackZincZinc
Bright BrassBright BrassSand Painted ZincZinc with Painted Sand Head
NickelNickelWhite Painted Zincinc with painted White Head
Plain SteelPlainZinc YellowZinc Yellow

Custom Painted Screws

All Zinc Finished screws can be custom painted upon request.

Flat Head Screws 
 FL Flat .275 OD Flat Flat W/Nibs  Flat Bugle Head Flat Under Cut Head
   FL  .275 O.D. FL FL Nib FUN SPI BU   UC
 Flat .275 Outside Diameter Flat Flat Head with Nibs 

Funnel Head - Special stepped,

washer-style head with Saw Teeth

 Bugle Undercut Flat
            
Oval Head Pan Heads Truss Head
Oval Head Pan Heads Truss Head
Oval Head Pan HeadLow Profile Pan HeadLow Profile Pan Head Truss Heads
OV PNMOD-PNLOW-PN TR
Oval PanLow Profile PanLow Profile Pan Truss
       
       

Round washer Heads

Round Washer Heads
Round Washer HeadLarge Round Washer HeadLow Profile Washer Head
RWHLRWHLOW-RWH
Round WasherLarge Round WasherLow Profile Round Washer

Head Specifications

Flat Head Specifications
Flat Heads
SizeHead DiameterDriver Size
 Max.Min.PHCO/SQ
#4.225.1951-
#5.252.2202R-
#6.255.2402R-
#6 Large.279.2602RSQ2
#7.295.2672RSQ2
#8.332.2922RSQ2
#9.335.2952SQ2
#10.385.3402SQ2

Funnel Heads
SizeHead DiameterDriver Size
 Max.Min.SQ
#8.327.307SQ2
#10.346.327SQ2

Oval Heads

Oval Heads
SizeHead DiameterDriver Size
 Max.Min. 
#5.252.2202R
#6.279.2442R

Pan Head ScrewPan Head Screw

Pan Heads
SizeHead DiameterDriver Size
 Max.Min.PHCO/SQ
#6.270.2562R-
#7.296.2812R-
#8.322.3062RSQ2
#10.373.3572-
#12.425.4073-

Modified Pan Head on Pocket Hole Screw

Pockethole Screws Modified Pan Heads
SizeHead DiameterDriver Size
 Max.Min. 
#6ModifiedModifiedSQ2
#7ModifiedModifiedSQ2

Truss Heads

Truss Heads
SizeHead DiameterDriver Size
 Max.Min. 
#6.321.3032R
#8.384.3642R
#10.448.4252

Round Washer Head ScrewsRound Washer Head Screws

Round Washer Heads
SizeHead DiameterDriver Size
 Max.Min.PHCO/SQ
#8.375.345-SQ2
#9.471.376-SQ2
#10.500.472-SQ2
#12.433.413-SQ2
#14.524.5053-

Large Round Washer Head Screws

Large Round Washer Heads
SizeHead DiameterDriver Size
 Max.Min. 
#8.500.4722R

Flat Head Screws   FL Flat   .275 OD Flat   Flat W/Nibs   Flat Bugle Head   Flat Under Cut Head     FL    .275 O.D. FL   FL Nib   BU     UC   Flat   .275 Outside Diameter Flat   Flat Head with Nibs   Bugle   Undercut Flat  

 

 

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