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Step Drill Bit

From $15.00
In stock
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Size & SKU Stock Weight Unit Price Qty
3/8" Countersink Step Bit (4x9.5x13x75x150mm)
Item: SDB9.5-4C
In Stock 60g
From $15.00
3/8" Countersink Step Bit (6.3x9.5x13x75x150mm)
Item: SDB9.5-6C
In Stock 60g
From $15.00
3/8" Flat Step Bit (4x9.5x13x75x150mm)
Item: SDB9.5-4F
In Stock 60g
From $15.00
10mm Countersink Step Bit (7x10x13x75x150mm)
Item: SDB10-7C
In Stock 70g
From $15.00
6pcs Countersink Step Set (4-6 4.5-7 5-8.5 6-9.5 8.5-12.5 10.5-15)
Item: SDB6PSC
In Stock 600g
From $75.00

Pilot D x Large D x Pilot Length Flute Length x Overall

Made of HSS these Step Drills have a 90° flat step for pan head screw and 45° taper step for countersink head screw. Use a 3/8" or 10mm stepped drill bit with pilot hole for any standard #8 gauge wood screws. All sizes are 6" (150mm) overall length.


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