Specifications
Drill Bit Size (Inch) 1/4
Drill Bit Size (Letter) E
Drill Bit Size (Decimal Inch) 0.2500
Drill Bit Material HSS
Drill Point Angle (Degrees) 118
Coating/Finish Oxide
Flute Type Regular Spiral
Cutting Direction Right Hand
Point Type Standard
Primary Workpiece Material Cast Iron; Steel
Coolant Through No
Number of Flutes 2
Flute Length (Inch) 2-3/4
Primary Workpiece Material Code P; S; K; M; N
Shank Diameter (Decimal Inch) 0.2500
Overall Length (mm) 101.60
Overall Length (Inch) 4
Overall Length (Decimal Inch) 4.0000
Spiral Type Regular
Flute Length (mm) 69.85
Flute Length (Decimal Inch) 2.7500
Proprietary Coating/Finish Steam Oxide
Series R10-R15-R18
Tool Application Drilling
Flute By Diameter Ratio 11xD
Shank Diameter (Inch) 1/4
Maximum Drilling Depth (Decimal Inch) 2.7500
Maximum Drilling Depth (Inch) 2-3/4
Shank Length (Decimal Inch) 1.2500
Shank Length (Inch) 1-1/4
Number of Flats 0
Drill Bit Diameter Tolerance -0.0007 to 0.0000 in
Web Thinning Web-Thinned
Web Configuration Tapered
Shank Type Straight
Tool Performance General Purpose
Standards ANSI
Double Margin No
Drill Bit Grade General Purpose
Drill Bit Size Range (Decimal Inch) 0.2500 - 0.3000
Specification Designation ANSI
UNSPSC Code 23241634
Country of Origin Brazil