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Shear & Nibbler Blades & Heads

14 Items

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  1. In-Stock Ships Quickly According to Your Carrier Selection
    Kett 18 Gauge Replacement Blade Kit #102
    SKU: KETKIT #102
    $4791
  2. Special Order Once All Item(s) Received - Shipping Will Commence
    Estimated Ship Date: 07/26/2026 - 08/02/2026
    Milwaukee M12 Plastic Pipe Shear Blade 48-44-0405
    SKU: 48-44-0405
    $4400
  3. Factory Direct Estimated Shipping in 1-4 Days -Direct from Factory
    Estimated Ship Date: 07/22/2026 - 07/29/2026
    Fein Cutting Blade, 16 Gauge 31308150009
    SKU: FEIN-31308150009
    $12479
  4. Factory Direct Estimated Shipping in 1-4 Days -Direct from Factory
    Estimated Ship Date: 07/22/2026 - 07/29/2026
    Fein Punch and Die for BLK1.3CS Foot-Set 30109169030
    SKU: FEIN-30109169030
    $23749
  5. Special Order Once All Item(s) Received - Shipping Will Commence
    Estimated Ship Date: 07/26/2026 - 08/02/2026
    Fein Punch and die set 63602048013
    SKU: FEIN-63602048013
    $8269
  6. Special Order Once All Item(s) Received - Shipping Will Commence
    Estimated Ship Date: 07/26/2026 - 08/02/2026
    Fein Cutting Bars for BSS1.6E & ABSS1.6 Fein Shears 31308153014
    SKU: FEIN-31308153014
    $9889
  7. Factory Direct Estimated Shipping in 1-4 Days -Direct from Factory
    Estimated Ship Date: 07/22/2026 - 07/29/2026
    Fein Cutting Blade for BSS 2.0E Fein Shear 31308123008
    SKU: FEIN-31308123008
    $19939
  8. Factory Direct Estimated Shipping in 1-4 Days -Direct from Factory
    Estimated Ship Date: 07/22/2026 - 07/29/2026
    Fein Mild Steel Curve Blade for BSS1.6 & ABSS1.6 Fein Shears 31308151008
    SKU: FEIN-31308151008
    $10049
  9. Special Order Once All Item(s) Received - Shipping Will Commence
    Estimated Ship Date: 07/26/2026 - 08/02/2026
    Fein Shear Blade, Plunger and Fixed Blade 31308072000
    SKU: FEIN-31308072000
    $3809
  10. Factory Direct Estimated Shipping in 1-4 Days -Direct from Factory
    Estimated Ship Date: 07/22/2026 - 07/29/2026
    Fein SS Cutter Blade for BSS1.6 & ABSS1.6 Fein Shears 31308152001
    SKU: FEIN-31308152001
    $11349
  11. Special Order Once All Item(s) Received - Shipping Will Commence
    Estimated Ship Date: 07/26/2026 - 08/02/2026
    Milwaukee M12 FUEL 16 ga Nibbler Die Holder Extension 49-72-0152
    SKU: 49-72-0152
    $14900
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Professional Replacement Metal Shear Blades & Nibbler Bits

Maintaining the cutting edge of your metal fabrication tools is vital for precision, material integrity, and operator safety. At Ohio Power Tool, we stock a professional-grade assortment of replacement shear blades and nibbler punch-and-die sets designed to restore the clean, burr-free finish of your industrial equipment. Keeping these consumable parts fresh minimizes jobsite downtime and extends the overall service life of your corded and cordless sheet metal tools.

When to Replace Your Metal Cutting Components

Using dull or chipped cutting components increases strain on tool motors and compromises project quality. Key indicators that it is time to swap out your metal shear blades or nibbler bits include rough or jagged material edges, increased feed resistance requiring excessive physical force, and visible pitting or rounding along the cutting edges. Regular inspection is crucial, especially when fabrication shops frequently process tough alloys or stainless steel.

Industrial-Grade Fabricating Accessories & Compatibility

Our curated range of sheet metal accessories includes bits and blades optimized for carbon steel, aluminum, and high-tensile metals. We source premium shear knives, replacement punch dies, and cutter heads built from high-strength forged alloys that excel under intense heat and friction. These components offer universal compatibility with the industry’s leading power tool brands, ensuring a precision fit on your specific machine.

Expert Metalworking Parts and Logistics Support

Don't let a worn component sideline your productivity. Ohio Power Tool maintains a comprehensive collection of high-performance shear blades and nibbler bits. Whether you are performing routine fleet maintenance or require an emergency replacement part for a critical commercial fabrication project, we provide the technical expertise and fast shipping to keep your operation running smoothly.

Shear Blades & Nibbler Bits FAQs

What is the main difference between a power shear and a nibbler?
Power shears utilize two opposing blades to slice through sheet metal in a continuous line, removing either no material (single-cut) or a small waste strip (double-cut). Nibblers use a rapidly moving punch and static die to stamp out tiny "half-moon" chips of metal. This makes nibblers much better for tight curves, corrugated metal, and cutouts, while shears excel at straight lines.
How do I know if my nibbler punch or die needs to be replaced?
Signs of wear include a noticeable drop in cutting speed, having to push the tool with excessive force, or creating rough, heavily burred edges on your sheet metal. If you inspect the punch and notice a rounded tip rather than a sharp, flat edge, or if the die opening shows micro-chipping, they need replacement.
Can I sharpen replacement metal shear blades, or should I replace them?
Many high-quality, professional-grade shear blades can be sharpened a limited number of times, or rotated to utilize a fresh cutting edge if they are multi-sided. However, if the blade is deeply chipped, cracked, or has dropped below its minimum width tolerance from repeated grinding, it must be replaced to prevent tool damage and binding.
What causes shear blades or nibbler bits to wear out prematurely?
The most common causes are cutting material that exceeds the tool's rated gauge capacity, cutting through hardened welds or screws, and improper blade clearance. Forcing a tool through material too quickly also generates excessive frictional heat, which dulls the cutting alloys rapidly.
Are replacement shear blades universally compatible across brands?
No. Shear blades and nibbler punch-and-die sets are highly tool-specific. The mounting holes, thicknesses, and geometries vary extensively between manufacturers like Milwaukee, DeWalt, and others. Always verify your specific power tool model number before ordering replacement heads or blades.
What is the difference between single-cut and double-cut shear blades?
  • Single-cut shears work like scissors with two moving blades, producing no waste material but causing slight distortion on one side of the cut line.
  • Double-cut shears use a dual-blade assembly that cuts out a thin, continuous ribbon of metal scrap, leaving a completely flat, distortion-free finish on both sides of the cut.
How do I adjust the clearance on my metal shear blades?
Blade clearance—the tiny gap between the moving blades—must be adjusted based on the thickness of the metal you are cutting. If the gap is too wide, the metal will bend or burr instead of shearing; if it is too tight, the blades will rub, causing extreme friction, heat, and premature blade failure. Consult your owner's manual for specific feeler-gauge tolerances.
Can these blades and bits cut through stainless steel?
Yes, but you must check your tool's specific rating. Cutting stainless steel requires significantly more force, so a tool rated for 14-gauge mild steel may only be rated for 16-gauge or 18-gauge stainless steel. Standard bits used on stainless steel will also experience accelerated wear compared to working with aluminum or soft carbon steel.
Do I need to lubricate the punch and die while using a nibbler?
Applying a small amount of cutting oil or lubricant paste along the planned cut line is highly recommended when using a nibbler or shear. Lubrication minimizes friction, runs the tool cooler, clears chips faster, and can significantly extend the operational life of your replacement bits and blades.
What are replacement cutter heads?
Instead of swapping out just individual internal blades, a replacement cutter head is a complete modular assembly containing the pre-aligned blades and mechanical jaws. Swapping the entire head makes maintenance much faster on the jobsite and eliminates the need for manual blade clearance tuning.