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INDUSTRIAL SPOTFACE PROCESS TOOL HOLDER — 21SFC11 REV-A


Sale price $48.99 Regular price $69.99
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Description

The TOOL HOLDER 21SFC11 SPOTFACE REV-A is a heavy-duty, precision-machined industrial CNC and manual milling component engineered to support rigid spotfacing operations. This robust mechanical tool adapter is designed to hold cutting inserts completely secure while machining flat, smooth, and accurately squared mounting surfaces around pre-drilled fastener holes. Built specifically to handle high torsional loads, reduce micro-vibrations, and withstand consistent production cycles, this Revision A tool holder prevents runout during high-velocity cutting moves. It is an ideal asset for manufacturing facilities, metal fabrication shops, and aerospace component production requiring dependable surface preparation for flush-seating fasteners.
⭐ Key Features & Benefits
  • 🚀 Precision Spotface Seating: Engineered to lock down cutting geometries flat, delivering highly smooth, accurately located surface finishes for mating components.
  • 🛡️ Deflection-Resistant Rigid Steel: Forged from high-grade tool steel to eliminate tool deflection and reduce harmonic cutting chatter at higher spindle loads.
  • ⚡ Revision A Design Optimization: Enhanced configuration parameters ensure more secure clamping thresholds and efficient chip clearance compared to baseline legacy iterations.
  • 🔧 Standard Multi-System Compatibility: Adapts seamlessly across matching manufacturing machinery setups, industrial boring assemblies, and lathe turrets.
  • 💎 Extended Component Longevity: Hardened finish protects critical pocket boundaries from friction wear, thermal fracturing, and corrosion under continuous fluid coolant flows.
🔧 Uses / Applications
  • 🏗️ Heavy Machinery Casting Prep: Cleanly faces down rough surfaces on cast iron or forged component housings around structural bolt holes.
  • 🔩 Flush Fastener Seating: Machines precision-shallow counterbore surfaces so washers, heavy nuts, and socket head cap screws sit perfectly flush.
  • ✈️ Aerospace & Structural Machining: Delivers highly calibrated surface squaring for critical high-stress structural frame plates.
  • 🚘 Automotive Engine Block Production: Utilized to face engine block valve ports, oil pan rails, or sensor holes during high-volume production cycles.
📊 Technical Specifications
Specification Detail
Part Type Machining Tool Holder / Spotfacer Assembly
Position Spindle / Turret Line Mounted
Part Number 21SFC11 REV-A (Revision A)
Material Premium High-Tensile Hardened Alloy Tool Steel
Fitment Standard Spotfacing Heads & Corresponding Boring Systems
Condition Brand New
Installation Direct-Fit Modular Shank Clamping
🔄 Cross‑Reference / Interchange Table
Manufacturer Equivalent Part Number
OEM 21SFC11 REV-A
Aftermarket A Freeman Inventory Code: 21SFC11-A
Aftermarket B eBay Reference SKU: 286164997831
Additional Notes Always verify your pocket size and cutting insert seat geometries before securing the machine locking screws.

Disclosure Policy

This product was acquired by Freeman Liquidators from a sale of merchandise subject to a commercial insurance loss. Freeman Liquidators is a secondary seller of products, is not affiliated with or sponsored by the manufacturer of the products and is not a manufacturer authorized seller of the products. Sale of this product by Freeman Liquidators is not subject to the policies of the manufacturer. Any warranty offered by the manufacturer is not available to you as the purchaser.

All products are NEVER USED but external packaging will have damage. Some items may be placed into other packaging to ensure safe shipping. All items are opened for inspection prior to shipment to ensure the best quality of products. Freeman Liquidators guarantees your satisfaction. If you are not completely satisfied with a purchased product, within 30 days from the date of purchase, return the product in its packaging and Freeman Liquidators will fully refund your money.

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INDUSTRIAL SPOTFACE PROCESS TOOL HOLDER — 21SFC11 REV-A

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