BOSCH BL4147 1-Piece 5/16 in. x 4-1/2 in. Fractional Jobber Black Oxide Drill Bit for Applications in Light-Gauge Metal, Wood, Plastic

★★★★★ 4.1 78 reviews

US$13.66
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Product details

Management number 218706665 Release Date 2026/05/03 List Price US$13.66 Model Number 218706665
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Product Description The Bosch line of metal drill bits offers a solution for every professional application. Each bit is manufactured to exacting specifications and features a split point that starts on contact with no walking or skating, eliminating the need for a center punch. Bosch black oxide bits offer superior durability, speed and selection to support most general-purpose applications. From the Manufacturer Bosch black oxide bits offer superior durability, speed and selection for most general purpose applications. Best for cutting holes into metal and work equally well in wood and plastic drilling. Use in steel, copper, aluminum, brass, oak, maple, MDF, pine, PVC, polycarbonate, acrylic, ABS, nylon and composite materials.

  • SPEED HELIX DESIGN FOR THREE TIMES FASTER DRILLING THAN STANDARD BITS
  • LAST 50% LONGER THAN HIGH-SPEED STEEL
  • EASIER DRILLING, REDUCED HEAT AND EXTENDED DRILL BIT LIFE
  • AVAILABLE IN JOBBER LENGTH, STUBBY LENGTH, EXTENDED LENGTH (AIRCRAFT), 1/2 IN. REDUCED SHANK (SILVER AND DEMING)
  • FOR USE IN STEEL, COPPER, ALUMINUM, BRASS, OAK, MAPLE, MDF, PINE, PVC, POLYCARBONATE, ACRYLIC, ABS, NYLON AND COMPOSITE MATERIALS
UPC 000346328820
Model BL4147
Brand Name Bosch
Shank Type Straight
Unit Count 1 Pack
Item Weight 2.08 ounces
Part Number BL4147
Finish Types Black Oxide
Manufacturer Bosch
Material Type High Carbon Steel
Item Type Name 5/16" BLACK OXIDE SP JOBBER (BULK)
Item Dimensions 4.5 x 0.29 x 4.47 inches
Tool Flute Type Spiral
Cutting Diameter 0.31 Inches
Number of Flutes 1
Included Components (1) 5/16 In. x 4-1/2 In. Fractional Jobber Black Oxide Drill Bit
Cutting Angle String 135 Degrees
Minimum Bore Diameter 0.31 Inches
Surface Recommendation Acrylic,Aluminum,Brass,Copper,Maple,Mdf,Oak,Pine,Polycarbonate,Pvc,Steel
Global Trade Identification Number 00000346328820

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