dcsimg

6 pieces 4-3/4 In. Q Letter Black Oxide Drill Bits

BL4217

 
Model: BL4217
Actual Product may vary from the item shown
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.
Benefits: BL4217 6 pieces 4-3/4 In. Q Letter Black Oxide Drill Bits
  • 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
Specifications: BL4217 6 pieces 4-3/4 In. Q Letter Black Oxide Drill Bits
DiameterQ
Overall Length4-3/4"
Quantity6 (bulk)
Shank Diameter0.3320"
*NoteAll 135° points; all round shank
View More Sizes
Item #ReviewsDiameterOverall LengthQuantityShank Diameter 
BL4201A3-7/8"12 (bulk)0.2340"
BL4202B4"12 (bulk)0.2380"
BL4203C4"12 (bulk)0.2420"
BL4204D4"12 (bulk)0.2460"
BL4205E4"12 (bulk)0.2500"
BL4206F4-1/8"12 (bulk)0.2570"
BL4207G4-1/8"6 (bulk)0.2610"
BL4208H4-1/8"6 (bulk)0.2660"
BL4209I4-1/8"6 (bulk)0.2720"
BL4210J4-1/8"6 (bulk)0.2770"
BL4211K4-1/4"6 (bulk)0.2810"
BL4212L4-1/4"6 (bulk)0.2900"
BL4213M4-3/8"6 (bulk)0.2950"
BL4214N4-3/8"6 (bulk)0.3020"
BL4215O4-1/2"6 (bulk)0.3160"
BL4216P4-5/8"6 (bulk)0.3230"
BL4218R4-3/4"6 (bulk)0.3390"
BL4219S4-7/8"6 (bulk)0.3480"
BL4220T4-7/8"6 (bulk)0.3580"
BL4221U5"6 (bulk)0.3680"
BL4222V5"6 (bulk)0.3770"
BL4223W5-1/8"6 (bulk)0.3860"
BL4224X5-1/8"6 (bulk)0.3970"
BL4225Y5-1/4"6 (bulk)0.4040"
BL4226Z5-1/4"6 (bulk)0.4130"
Reviews: BL4217 6 pieces 4-3/4 In. Q Letter Black Oxide Drill Bits
Support: BL4217 6 pieces 4-3/4 In. Q Letter Black Oxide Drill Bits
Customer ServiceCustomer Support

Have a tool, accessory, application or service question? Call us at 1-877-267-2499 or visit Frequenty Asked Questions.

PartsOrder Spare Parts

Order your genuine Bosch parts here.

Additional Information: Letter Size Black Oxide Drill Bits (Bulk)
PDFBosch Metal Drilling Selection Chart

For tool, accessory, application, or service questions, please contact 1-877-Bosch99 (267-2499).

Letter Size Black Oxide Drill Bits (Bulk)

Close

Letter Size Black Oxide Drill Bits (Bulk)

Close