Drillco 29 Piece 1/16″-1/2″ by 64ths Nitro Heavy Duty Jobber Drill Set
The Nitro Heavy Duty 135 degree Split Point drill with Nitride surface treatment, that give a hard, protective layer to the drill (increases hardness without increasing brittleness), which is measurably harder than high speed steel. Body and clearance are black and gold surface treated for maximum lubricity. Recommended for use in stainless steel and other hard metal drilling.
Alfa Tools 7/8-14 Super High-Speed Steel Ground Thread Tap
Features:
• General purpose taps can be used by hand or under power,
in through (open both ends) or blind holes (closed one end) .
• Suitable for tapping most materials .
• Standard “H” limits provide adequate “class of fit .”
• Taper taps (7 to 10 threads) . Longest chamfer insures easier starting .
• Plug taps (3 to 5 threads) . Most common chamfer . Used in through or blind holes .
• Bottoming taps (1 to 2 threads) . Used for threading close to the bottom of a blind hole
Alfa Tools 1-1/4″ Quad Point Drill – 1/2″ Reduced Shank
Features:
• Silver and Deming drills are ideal for
portable drilling and drill presses, where
the maximum chuck capacity is 1/2″ .
• Precision ground for high degree of
concentricity between Shank and body
diameter .
• Used extensively in machine shops,
maintenance departments, garages and
body shops .
• Also popular in screw machining centers
where a short, rigid drill is desirable
Alfa Tools 3″ Cobalt Bi-Metal Hole Saw
Features:
• High-speed cobalt steel teeth are electron beam welded to a steel body.
This process enables teeth to cut faster and stay sharper than standard teeth .
• High alloy steel body is shatter resistant for superior durability.
• Bi-metal design bonds M3 cutting edge to fatigue resistant backer.
• Positive rake teeth offer better chip clearance.
• 4 / 6 variable pitch reduces vibration and heat generation for smooth cutting.
• Cutting depth 1-1/2″ .
• Cuts holes in wood, plywood, plastic, fiberboard, or any machinable metal,
including: nail-embedded wood, pipe, stainless steel, etc.
