Tifco - DuraMaxx Coated Step Drill, 1/4-3/4 by 1/16, 51408

Tifco DuraMaxx Coated Step Drill — 1/4" to 3/4" by 1/16"

One bit. Nine sizes. No swapping. The DuraMaxx Coated Step Drill (Part #51408) steps from 1/4" to 3/4" in clean 1/16" increments, giving you a compact, go-to bit for everyday drilling tasks in metal, plastic, and composite materials.

Built for the Field

• Compact size range: 1/4" to 3/4" in 1/16" steps — ideal for lighter gauge work and tight enclosures
• Durable coating: Wear-resistant finish reduces heat buildup and extends bit life through repeated use
• Clean, burr-free holes: Precision-ground geometry minimizes burring for a professional finish every time
• Fewer bit changes: Covers multiple sizes in one pass, keeping your workflow moving

Ideal Applications

• Electrical panel and junction box work
• HVAC sheet metal and enclosure drilling
• Light fabrication and general shop use
• Plastic and composite panel installations

SKU: 51408 | Vendor: Tifco | Type: Step Drill Bit