Precise 3/4″ H.S.S. Reduced Shank Silver Deming Drill, 1-3/8″ Size, 1.3750″ Decimal Size

• H.S.S. – High Speed Steel
• Heavy duty drilling of larger holes requiring reduced diameter straight shank drills.
• Suitable for most drilling operations in a wide array of materials having low and medium tensile strength ratings.
• For applications where only a 3/4″ chuck is available to drive the drills.
• Use with portable or stationary machine tools and with hand held manual drills.
• Right hand cutting direction.
• Standard two flute design with spiral, helical flutes.
• Flute Length: 3″
• Overall Length: 6″
• Manufactured from high speed steel.
• Hardness: 58 to 60 RC
• 118 point angle and standard web thickness.
• Surface treated.
• Black bright finish.
• Workpiece Material Range: Steel, Cast Iron, Plastics

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