DB STEP BIT 7/8 IN. 12 STEPS

3/8 in. - 7/8 in. Impact Step Drill Bit (12 steps)

What it is

• Brand: Diablo (Freud Tools)
• Type: Impact step drill bit
• Model: DSD0875S12
• Function:
  • drills multiple hole sizes with a single bit (12-step design)
  • ideal for sheet metal, electrical panels, conduit, and plastic
  • used heavily in HVAC, plumbing, and electrical rough-in work

Key specs

• Range: 3/8" to 7/8"
• Steps: 12-step incremental design
• Shank: 1/4" hex (impact-rated)
• Material: High-speed steel (HSS)
• Features:
  • split-point tip (self-starting, no pilot needed)
  • laser-etched step markings
  • dual-flute chip evacuation
  • impact driver compatible

Verified identifiers (confirmed from multiple distributor listings)

• MPN: DSD0875S12
• UPC: 008925144656

Bottom line

• ✔ Fully standardized Diablo OEM tool
• ✔ Fixed UPC across supply chain
• ✔ Step drill bit (metal/plastic), not wood boring (DSPD/DSF families)
• ✔ Common trade tool for conduit, panels, and HVAC/electrical installs