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The outer layer adopts special surface treatment, presenting elegant golden tone and keeping stable color tone with normal use.
It suits drilling on low-hardness plate materials including thin iron sheet, aluminum plate, PVC and wooden board.
This step drill bit adopts high speed steel blank with high hardness and steady abrasion resistance.
The step drill fits processing scenarios for thin steel plate, aluminum profile, plastic housing and shell workpiece machining.
This single step bit covers hole drilling dimensions from 4mm(0.16in) up to 32mm(1.26in) to meet diverse aperture demands.
Specifications:
Material: High speed steel 4241
Surface Finishing: Titanium coating
Color: Gold
Step Size:4mm(0.16in), 6mm(0.24in), 8mm(0.31in), 10mm(0.39in), 12mm(0.47in), 14mm(0.55in), 16mm(0.63in), 18mm(0.71in), 20mm(0.79in), 22mm(0.87in), 24mm(0.94in), 26mm(1.02in), 28mm(1.10in), 30mm(1.18in), 32mm(1.26in)
Hex Shank: 1/4"
Quantity: 1pc
Package Includes:
1 x Step Drill Bit
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