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How To Choose Nails & Screws - Part 5

 

 

Table 4 - Nail Types - Cont'd
Type Usage & Features Appearance

Siding

  • Used to attach wood siding to furring strips or studs
  • Ringed for extra grip
  • Galvanized for outdoor use
  • Sizes - 2 to 3 1/2 inches
siding nail

Sinker

  • Vinyl coated
  • Easy to drive
  • Designed so that top of head is flush with top of wood
  • Excellent griping.
  • Sizes - 1 1/4 to 5 3/4 inches
si9nker nail

Spike

  • Used to fasten large dimension lumber
  • Available galvanized for outdoor applications
  • Available as bright smooth, bright ringed and bright spiral
  • Sizes - 7 to 14 inches
spike nail

Tack

  • Very sharp point
  • Blued to prevent corrosion
  • Common application is fixing carpeting to wood stairs and floors.
  • Sizes - 1/2 to 1 inch
tack nail

Trim

  • Used to install hardwood molding and trim
  • Easy countersinking
  • Sizes - 1 to 2 1/2 inches
trim nail

Truss

  • Thinner than a joist hanger nail
  • Available bright ringed or smooth
  • Used to mount trusses
  • Sizes - 1 1/4 to 1 1/2 inches
truss nail

Underlayment

  • Used to fasten wood or composite underlayment to wood joists or wood floors
  • Ringed shank
  • Sizes - 1 to 2 1/2 inches
underlayment nail

Upholstery

  • Decorative heads - designed to provide decoration to upholstery
  • Thin shank allows penetration through fabrics without tears
  • Hundreds of different styles, finishes and colors
upholstery nail

Wrought Head Cut

  • Antique looking nail
  • Primarily used for restoration work
  • 3 sided head
  • Sizes - 2 & 2 1/2 inch
wrought iron cut nail

Screws:

Screws Construction:

Screws have four parts, as shown in Figure 2:

screw parts

Figure 2 - Parts of a screw - drive, head, shank, point

Table 5 provides a listing of the different styles of screw drives that are available along with the features of each.

Table 5 - Screw Drive Styles
Appearance Name Features
slot screw head

Slot

The earliest and most common of all drives. Available in many slot sizes.

phillips screw head

Phillips

Designed so that the bit should spin loose before over tightening. Popular with power drive bits.

square / robertson screw head

Square or Robertson

The square drive provides the ability to provide a lot of torque to the screw. It also allows the screw driver or power bit to grip the screw for single hand operation.

phillips / square combination screw head

Phillips/Square Combination

A drive of convenience allows for the use of either a Phillips or square drive screw driver.

star screw head

Star

The star head provides for a lot of torque and can be pushed on to the bit for single hand operation.

hex screw head

Hex

Allows for the use of nut drivers, sockets and nut driver bits for tightening.

hex / slot & hex / square combination screw heads

Hex/Slot Combination

Hex/Square Combination

Allows for the use of a different types of drivers.

Continued......

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