Precision Twist Drill 6000090 SPS-90 HSS Spotting Drill 1/2" Diameter 90° Uncoated

The Precision Twist Drill 6000090 (Manufacturer Part Number: 087902) is a 1/2" diameter, 90-degree stub-length spotting drill engineered for precision hole starting in a wide range of metals and synthetic materials. Part of the SPS-90 series, this short-length spot drill is designed to accurately center and initiate holes before follow-through drilling, countersinking, or tapping operations.

Key Features:

• Diameter: 1/2" (0.500")
• Point Angle: 90° conventional point geometry — ideal for accurately locating holes and producing clean countersink entry points
• Overall Length (OAL): 3-3/4"
• Flute Length: 1-3/8"
• Shank Diameter: 0.5000" straight round shank
• Material: High Speed Steel (HSS)
• Finish: Uncoated (Bright) — promotes smooth chip flow, especially in soft and non-ferrous materials
• Flute Style: Spiral flute, right-hand cutting
• Series: SPS-90 Short Length

Application Notes:

• Designed strictly for spotting and hole-starting — do not drill deeper than one times the diameter of the bit
• The 90° point angle is best suited for softer materials including steel, copper, aluminum, magnesium, and non-ferrous metals
• The bright uncoated finish provides excellent chip evacuation in aluminum and other non-ferrous applications
• Compatible with CNC machining centers and manual drill presses

Precision Twist Drill is a brand of Dormer Pramet, one of the world's longest-established manufacturers of cutting tools for engineering and industrial applications. The SPS-90 spotting drill delivers consistent, reliable performance in machine shop, manufacturing, and metalworking environments.

Cross-Reference / OEM Part Numbers: MPN 087902 | Catalog Number 6000090