Retco Alloy :: CUTTING TOOLS - HSS/SOLID CARBIDE :: Drills :: Step Drills

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1. #1T TIN UNIBIT STEP

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20. #5TM TIN UNIBIT STEP

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Retco Alloy :: CUTTING TOOLS - HSS/SOLID CARBIDE :: Drills :: Step Drills :: #1T TIN UNIBIT STEP

#1T TIN UNIBIT STEP

Up to 13 different hole sizes without changing bits!
Applications

Specialty step drill designed to machine a large number of different hole diameters with a single tool.
Single cutting edge creates perfectly round holes in metal, plastic, wood and other thin materials without center punching.
Conical design permits as many as 13 different size holes to be drilled with one drill.
These drills, depending on the model, have a step 1/8" to 3/8" (3.5mm to 11mm) thick between sizes.
Normally intended for use with thin materials.
Two general variations are available for either self-starting holes or for enlarging existing holes.
20 different models are available to produces holes from 1/8" to 1-3/8" or 4mm to 35mm.
The hardened, high speed steel drill body is available in either an uncoated style or with a TiN coating for longer life in tougher materials.
Single flute design helps to ensure perfectly round holes in a wide range of ferrous, non-ferrous and non-metallic materials.

Features

Right hand (clockwise rotation) cutting direction.
Single straight flute design.
Multi-step design with progressively larger holes.
Self-starting or hole enlarging styles.
Straight shank diameters of 1/4", 3/8" or 1/2" (6.5mm, 10mm, or 13mm).
Made in USA.

Details


SKU	01-906-051
Weight	0.13 lbs
Price:	$28.36

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