Master Series Hardware Nail and Screw Sounds – Unique Penetrative Sounding Set

The Hardware You Need for Internal Play

This distinctive sounding set brings industrial inspiration to your intimate explorations. The Master Series Hardware Nail and Screw Sounds transform familiar workshop forms into medical-grade silicone instruments designed for urethral or other internal stimulation. Each piece in this two-probe set offers a unique textural experience — one mimics the hexagonal shaft of a construction nail, while the other features spiral threading reminiscent of a machine screw.

Unlike traditional metal sounds, these silicone versions provide flexibility that moves with your body's natural contours. The material bends and conforms during insertion, reducing the rigid pressure of steel alternatives while maintaining enough structure for controlled placement. This makes them particularly approachable for those newer to sounding or anyone who prefers the forgiving nature of silicone over uncompromising metal.

Construction and Materials

Both sounds are manufactured from body-safe, phthalate-free medical-grade silicone. This premium material choice delivers several practical advantages: it warms to body temperature quickly, resists harboring bacteria when properly cleaned, and creates less intimidation than cold stainless steel instruments.

The hexagonal nail sound features flat sides running the length of its shaft, creating subtle edges that provide gentle stimulation as the probe travels inward. These faceted surfaces allow lubricant to pool in the recesses, maintaining slickness throughout use.

The screw sound incorporates raised spiral ridges that wind around the shaft in a thread pattern. These textured coils create a completely different sensation profile — each ridge provides incremental feedback as you advance or withdraw the instrument, turning smooth gliding into a series of gentle progressions.

Specifications

Hexagonal Nail Sound:

• Total length: 6 inches
• Material: Medical-grade silicone
• Profile: Six-sided shaft with flat facets
• Color: Black
• Flexibility: Semi-rigid silicone construction

Screw Sound:

• Total length: 6 inches
• Material: Medical-grade silicone
• Profile: Spiral threaded texture
• Color: Black
• Flexibility: Semi-rigid silicone construction

Both instruments feature a wider base or handle section that prevents over-insertion and provides control during use.

Using Your Sounds Safely

Sounding requires patience, preparation, and respect for your body's limits. Always sterilize your instruments before use and apply generous amounts of sterile, water-based lubricant formulated specifically for urethral play. Never force insertion — if you encounter resistance, stop and reassess. The flexible nature of silicone makes these sounds more forgiving than metal, but careful technique remains essential.

Start with whichever shape appeals to you, though many users find the smooth-sided hexagonal nail easier for initial sessions, reserving the textured screw for when they're comfortable with the sensations. Allow the weight of the sound to guide insertion rather than pushing aggressively.

Care and Maintenance

Medical-grade silicone simplifies cleaning considerably. Wash thoroughly with antibacterial soap and hot water immediately after each use, paying special attention to the threaded grooves on the screw sound where lubricant can accumulate. For complete sterilization between partners or sessions, boil for 3-5 minutes or use a 10% bleach solution followed by thorough rinsing. Allow to air dry completely before storage in a clean, lint-free environment.

These sounds are compatible with water-based and silicone-hybrid lubricants, though pure silicone lubricants should be avoided as they may degrade the material over time.