High Carbon Steel Drill & Tap Kit for 8mm Screws
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High Carbon Steel Drill & Tap Kit for 8mm Screws

$27.50
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Our High Carbon Steel Drill & Tap Kit for 8mm Screws is used to create internal threading of stainless steel newel posts and railing. A tap cuts threads on the inside of a hole, to accept a 5mm machine screw or bolt. These drill and tap combination produce a very strong and reliable thread. Includes: (1) drill bit and (1)  8mm tap Thread: 8mm - 1.25mm Plug Tap Drill Point: Cobalt -135° Split Tap Material: High Speed Steel HSS drill bits ensure fast, precise drilling High carbon steel plug taps are ideal for general purpose threading Steps: Mark holes. Secure the workpiece firmly. Drill the hole to the correct diameter and depth. Apply an appropriate lubricant such as oil, WD-40. Hold the tap in line with the hole and turn it clockwise. Try to keep it very straight as you turn, this is important. You may feel the material breaking. Every few turns, back the tap out (counterclockwise/anticlockwise) to clear away chips of loose material.  When the tap has reached the required dept

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