The 300 Series Adapter (Inland #40317) enables precision drilling and fine detailing without removing existing ¾" or 1" diamond grinding drums. Designed for seamless integration with Inland grinders, this adapter supports 1/8" (3mm), 1/4" (6mm), and 3/8" (10mm) drilling bits on a 0.312" (7.92mm) arbor with ultra-low TIR (<0.0025"/0.0635mm).
Key Features:
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Multi-Task Efficiency: 100-grit diamond abrasive for versatile drilling, grinding, and edge finishing.
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Swiss-Machined Brass Core: Ensures <0.0025" runout for precision alignment and vibration-free operation.
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No Drum Removal: Mounts directly atop ¾" or 1" diamond drums, saving setup time.
Technical Specifications:
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Diameter: 5/8" (16mm)
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Height: 10mm
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Compatibility: Fits Inland, Glastar, and most grinders with 0.312" arbors.
Applications:
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Jewelry Making: Drill precise holes for gemstone settings or micro-engraving.
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Glass & Ceramics: Create clean openings in stained glass or technical ceramics.
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Model Engineering: Detail work on miniature components.
Advantages Over Conventional Adapters:
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True-Spin Guarantee: Pre-diamond application calibration ensures balanced rotation.
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Durability: Brass construction resists wear in high-RPM workflows.
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Cost Savings: Eliminates frequent drum changes, reducing downtime.