Skip to Main Content
Coronavirus Update: Zoro is committed to keeping our customers and employees safe. Get Details.

Customer Service From Real People.

We’re here to help! Call (855) 289-9676

Diamond Groove Drill Bushing (DG)

  • Zoro #: G6620188
  • Mfr #: DG4012.3125
$3.78 /ea

Order in multiples of 2

  • No. of Pieces:
  • Overall Length Trade Name:
  • Drill Bit Dimension Type:
See full product details
Orders over $75 ship free.

Boneham #DG4012.3125 Specifications

  • Zoro #: G6620188
  • Mfr #: DG4012.3125
No. of Pieces: Overall Length Trade Name:
Drill Bit Dimension Type: Concentricity Tolerance:
SAE or Metric: Drilling Depth:
Incremental Depth Adjustment: Thread Size:
Largest Blank Dia.: Size- Decimal:
Single End/Double End: Heat Treatment: Through Hardened
Drive Type: Dimension Type:
Foot Plate Material: Bit Holder Drive Type:
Fastening Tool Material: Length under Head:
Head Thickness: Fits:
Length: Features:
Application: Fastening Tool Item:
Number of Pieces: Application - Tools:
Finish - Machining: Corded/Banded:
Shank Dia.: Bushing Code: DG
Drive Size: Size - Decimal: 5/16 in - 0.3125
Measurement System: Fractional Inch Output Drive Size:
Diameter Tolerance: Head Dia.:
Shank Shape: Impact Rated:
Includes: Hex Shank Size:
Inside Dia. Tolerance: +0.0001 in /+0.0005 in Type:
Removable Foot Plate: Outside Dia. Tolerance: +0.0250 in /+0.0100 in
Corded/Cordless: Drill Point:
Size-Diameter: Hardness:
Smallest Blank Dia.: Output Drive Type:
Drill Bit Material: Material:
Bit Retainer Type: Drill Bit Finish:
For Use With: Point Type:
Overall Bit Length: Sizes Included:
Foot Plate Size: Decimal Size:
Max. RPM: Material - Machining: High Speed Steel
Fastening Tool Tip Size: Outside Dia.: 1/2 in
Shank Size: Characteristics:
Magnetic/Nonmagnetic: Drill Blank Shape:
Head Material: Point Size:
Shaft Style: Drill Bit Point Angle:
Bushing Type: Size:
Drill Size: 5/16 in Cutter Dia.:
Decimal Equivalent: 0.3125 Bushing Head Type: Headless
Drill Bit Size: Bit Style:
Head Type: No Shank Style:
Shaft Dia.: Finish:
Item: Diamond Groove Drill Bushing (DG) Drill Bushing Wall Type: Standard Wall
Rockwell Hardness: RC 60-65 Inside Dia.: 5/16 in
Package Quantity: Overall Length: 3/4 in
Country of Origin (subject to change): United Kingdom
Feedback Help us improve our product information


Diamond Groove Drill Bushing (DG), Standard Wall, Headless, Fractional Inch, 5/16 in

Reviews of Boneham #DG4012.3125