Greenlee 66PT-7/8 Nail Eater Bit with Self-Feeding Screw Point, 7/8 x 18 Steel Nail Eater Drill Bit with 7/16" Hexagonal Shank

★★★★★ 4.4 90 reviews

$399.60
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$399.60
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Management number 216214593 Release Date 2026/04/19 List Price $159.84 Model Number 216214593
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Product Description Master your jobs with speed and accuracy with the Greenlee 7/8 x 18 Nail Eater Bit (catalog number 66PT-7/8). Designed for electrical experts, this drill bit is capable of cutting through nails time and time again with an improved cutting edge that provides a 30% longer tool life. The convenient self-feeding screw point effortlessly draws bit through wood for ease of use with less labor required, and the user-friendly patented design helps cutting angles with a smoother start while reducing the cutting loads and producing cleaner holes. Constructed from ultra-tough, heat-treated steel, this nail eater bit withstands heavy-duty use on the jobsite for long-lasting durability. This "shorty" bit is ideal for working in confined spaces yet can still go through 3 abutting 2 x 4s for a superior performance every time. Greenlee: Professional. Nothing Less.™ From the Manufacturer Greenlee has been going strong for more than 145 years and continues to be the preferred brand of tools and equipment for the electrical contractor. From hole making and bending to test and measurement, you can depend on Greenlee tools to outlast and outperform the competition every time. The Greenlee 66PT-7/8 Drill Bits have a patented new design which improves cutting cleaner holes. It has a self feeding screw point that draws the bit through wood and a unique patented design that helps cutting angles with a smoother start along with reducing the cutting loads. It is made of super tough heat treated steel that can cut through nails and this provides a longer life.

  • 7/8 x 18 NAIL EATER DRILL BIT: Capable of cutting through nails time and time again with an improved cutting edge that provides a 30% longer tool life
  • SELF-FEEDING SCREW POINT: Convenient self-feeding screw point effortlessly draws the bit through wood for ease of operation with less labor required
  • USER-FRIENDLY DESIGN: Unique patented design helps cutting angles with a smoother start while reducing the cutting loads and producing cleaner, more precise holes
  • DURABLE CONSTRUCTION: Nail eater bit is constructed from ultra-tough, heat-treated steel to withstand heavy-duty use on the jobsite for long-lasting durability
  • GREAT FOR TIGHT SPACES: "Shorty" bit is perfect for working in tight, confined spaces on the job, yet the bit can still go through 3 abutting 2 x 4s for a superior performance every time
UPC 783310309277 078331309277
Model 66PT-7/8
Brand Name Greenlee
Shank Type Hex
Unit Count 1.0 Count
Item Weight 1.5 Pounds
Point Style Screw Point
Finish Types Steel
Manufacturer Greenlee
Material Type Alloy Steel
Item Type Name Greenlee 66PT-7/8 BIT,NAILEATER 7/8(.875) X 18
Item Dimensions 8 x 8 x 8 inches
Tool Flute Type Spiral
Cutting Diameter 22.2 Millimeters
Number of Flutes 2
Included Components Tools & Accessories
Cutting Angle String 135 Degrees
Warranty Description 1 year manufacturer
Surface Recommendation Steel,Wood
Global Trade Identification Number 00783310309277

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4.4 out of 5
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