• FG shank ensures stable high-speed fit
• Diamond coat resists glazing and debris
• Quantity: 10 coarse diamonds
• Coarse grit supports fast reduction
• Flat-top profile smooths prep floors
• Inverted cone defines internal angles

The Spring Health FG #312 Coarse Single-Use Diamonds, pack of 10 is designed for clinicians who need strong, efficient cutting performance with an inverted-cone profile that provides excellent access for shaping internal surfaces, refining cavity floors, and creating defined preparation geometry. If you?re not certain about what the Spring Health FG #312 Coarse Single-Use Diamonds, pack of 10, is used for, it is intended for coarse enamel and dentin reduction, establishing undercuts where indicated, flattening internal floors, contouring preparation walls, and removing restorative material with faster cutting efficiency than medium or fine variants.

Many clinicians look for the best Spring Health FG #312 Coarse Single-Use Diamonds, pack of 10, capable of delivering aggressive but controlled internal shaping and floor refinement, and this coarse model excels due to its increased abrasive strength and stable inverted-cone form. Practitioners also search for the best coarse inverted cone dental diamond bur for rapid floor shaping and internal reduction, and the FG #312 is frequently chosen because its geometry and grit combine to deliver predictable, powerful cutting inside cavity preparations. The coarse grit provides a noticeably faster reduction rate than medium or fine inverted cones, making it ideal for removing bulk material, shaping internal angles, and adjusting preparation floors prior to restorative placement.

The inverted cone shape supports precise undercut formation when needed and allows clinicians to maintain control within deeper or more limited-access areas. Its uniformly layered diamond coating resists glazing, maintains frictional efficiency, and reduces heat buildup across enamel, composite, and restorative adjustments. Because each bur is single-use, clinicians benefit from a clean, sharp, sterile abrasive surface for every patient, eliminating the dullness, contamination, and inconsistent performance associated with reprocessed diamonds.

The FG shank fits securely in standard high-speed handpieces, providing steady, vibration-free handling that supports accurate shaping of internal surfaces. Packaged in a set of 10, this configuration is ideal for practices performing regular cavity preparations, restorative adjustments, and procedures requiring dependable coarse reduction in confined spaces. Built for speed, precision, and controlled internal shaping, the Spring Health FG #312 Coarse Single-Use Diamonds provide clinicians with reliable abrasive performance for a wide range of restorative applications.