ZHANGJIAGANG FLAME MACHINERY CO.,LTD.
                                                                                                           
Verified Supplier
8 Years
Since 2018
Menu

13-Piece Brad Point Wood Drill Bit Set | 1/4" Hex Shank (1/8" to 1/2") | Precision Center Spur Wood Boring Kit for Hardwood, Plywood & PVC

Price Negotiable
Price: $0.45-1.5/set
MOQ: 500set
Delivery Time: 25-30 days
Brand: XRTOOLS
Product Description

1. Product Overview

Our 13-Piece Brad Point Wood Drill Bit Set is the definitive choice for professionals requiring exact hole placement and splinter-free results. Engineered with a precision Brad Point (Center Spur), these bits eliminate "walking" on smooth surfaces, ensuring your hole starts exactly where you intend.

Equipped with a 1/4" Hex Shank, this set is optimized for modern high-torque impact drivers and quick-change chucks. Whether you are working with dense hardwoods, interior plywood, or PVC, these bits deliver the industrial-grade performance required for furniture making, cabinetry, and general construction.

 

 

 

2. Technical Specifications & Size Chart

 

Each bit is precision-ground from high-density alloy steel and vacuum-heat-treated for maximum edge retention.

 

 

Fractional Size Decimal Equivalent Total Length Shank Type Target Materials
1/8" 0.125" 2.5" 1/4" Hex Hardwood / Softwood / PVC
9/64" 0.141" 2.7" 1/4" Hex Hardwood / Softwood / PVC
5/32" 0.156" 2.9" 1/4" Hex Hardwood / Softwood / PVC
11/64" 0.172" 3.1" 1/4" Hex Hardwood / Softwood / PVC
3/16" 0.187" 3.3" 1/4" Hex Hardwood / Softwood / PVC
13/64" 0.203" 3.5" 1/4" Hex Hardwood / Softwood / PVC
7/32" 0.218" 3.7" 1/4" Hex Hardwood / Softwood / PVC
15/64" 0.234" 3.9" 1/4" Hex Hardwood / Softwood / PVC
1/4" 0.250" 4.1" 1/4" Hex Hardwood / Softwood / PVC
5/16" 0.312" 4.3" 1/4" Hex Hardwood / Softwood / PVC
3/8" 0.375" 4.5" 1/4" Hex Hardwood / Softwood / PVC
7/16" 0.437" 4.7" 1/4" Hex Hardwood / Softwood / PVC
1/2" 0.500" 5.0" 1/4" Hex Hardwood / Softwood / PVC

 

3. Engineering Excellence & Key Advantages

 

Quick-Change 1/4" Hex Shank

 

Designed for the modern job site, the universal 1/4-inch hex shank fits securely into all impact drivers, cordless drills, and quick-release bit extensions. This design prevents the bit from spinning inside the chuck under high-torque conditions, ensuring maximum energy transfer.

 

Precision Center Spur (Brad Point)

 

The sharpened center point provides immediate positioning without the need for a center punch. It ensures the bit stays perfectly centered during the initial entry, which is critical for drilling accurate pilot holes in finished furniture and cabinetry.

 

Double Cutting Spurs & Optimized Flutes

 

Dual outer spurs shear wood fibers at the edge of the hole before the main cutters remove waste. This results in "Zero-Splinter" entry and exit, even in delicate materials like veneer-faced plywood or brittle PVC. The wide, polished flutes ensure rapid chip evacuation to prevent friction and "burning."

 

Multi-Material Versatility

 

While optimized for Hardwood and Softwood, the heat-treated edge geometry is equally efficient in PVC, Drywall, and Construction Lumber, making this a versatile "all-in-one" set for renovation contractors and woodworkers.

 

 

4. Professional Applications

 

  • Cabinetry: Precise boring for shelf pins, drawer pulls, and concealed hardware.

  • Furniture Construction: Clean through-holes for dowel joints and furniture bolts.

  • Interior Trim: Drilling through drywall and studs for mounting heavy fixtures.

  • Plastics Fabrication: Accurate, melt-free drilling in PVC piping and ABS sheets.

 

 

5. Packaging & Global Logistics

 

  • Retail Ready: Available in an indexed storage case with clearly marked sizes for easy organization.

  • Wholesale Solutions: Moisture-proof inner boxes and reinforced export cartons palletized for international sea and rail freight.

  • OEM Customization: High-precision Laser Marking for brand logos and fractional sizes directly on the hex shanks for professional identification.

 

 

 

6. FAQ (Frequently Asked Questions)

 

Q: Can these bits be used in an impact driver?

 

A: Yes. The 1/4" Hex Shank is specifically designed for use in both standard drill chucks and impact drivers.

 

Q: Why choose Brad Point bits over standard twist bits for wood?

 

A: Standard twist bits often wander on wood surfaces and can cause splintering on the exit. Brad Point bits stay centered and produce significantly cleaner, more accurate holes.

Q: Are these bits suitable for metal or masonry?

 

A: No. These bits are precision-engineered for wood and plastics. Using them on metal or stone will damage the center point and cutting spurs.

 

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company ZHANGJIAGANG FLAME MACHINERY CO.,LTD.
Location No. 16 Wenchang Road, Huicun Village, Dinggou Town, Jiangdu District, Yangzhou City,Jiang Su Province.
Contact Person Jerry

Request A Quote

Please check your email address.
Your message must be at least 20 characters.