3/8 HSS Black & Gold 135° Series JH522-P Jobber Drill Rocky Mountain Twist
Superior - 135° Split Point - Parabolic
Superior performance in deep-hole drilling
Industrial-Grade NAS High Speed Steel (HSS)
Applications: Aluminum/copper, Brass, Plastic, Steel (low and medium carbon), Steel Alloy
Features Back To Top
- Precision CNC machined for faster, more efficient chip removal
- Split point tip for improved accuracy and control - penetrates surface on contact and prevents drill bit "walking" (3/32" to 1/2")
- Heavy-duty web improves strength and structural stability
- Flatter web taper for more consistent chip evacuation
- High helix enhances lift and reduces chip turbulence
- Parabolic, wide flutes for superior performance in deep-hole drilling
- Tri-flat shank on 3/16" through 1/2" drill bits
- Industrial-grade NAS High Speed Steel (HSS)
- Made in the USA
Tech Specs Back To Top
Brand | RMT-Rocky Mountain Twist |
---|---|
Coating/Finish | Black & Gold Oxide |
Decimal Size | 0.3750" |
Flute Length | 3-5/8" |
Flute Type | Parabolic |
Fractional Size | 3/8" |
Material | High Speed Steel |
Overall Length | 5" |
Pkg. Qty | 6 |
Point Angle | 135� |
Series | JH522-P |