Platinum Pro-Use 171 Matte Black Pencil
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Estimated Delivery:Nov 15 - Nov 19
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Free Shipping & Returns: On all orders over $35
Platinum Pro-Use 171 Matte Black Pencil
Precision Drafting with the Platinum Pro-Use 171 Matte Black
Engineered for architects, illustrators, and discerning technical writers, the Platinum Pro-Use 171 Matte Black Mechanical Pencil represents the pinnacle of Japanese mechanical pencil design. Encased in a stealth all-black aesthetic from tip to clip, it integrates Platinum's renowned Snork System—granting unprecedented tactile customization over lead cushioning and guide pipe exposure.
Key Features
- Dual Snork Mechanism: Features an independently adjustable 0–4.5mm guide pipe to match straightedges and drafting templates, alongside a twist-activated lead cushioning ON/OFF mechanism to toggle between a rigid drafting feel and shock-absorbing writing comfort.
- Low Center of Gravity: Heavyweight knurled metal grip lowers the balance point forward, reducing hand fatigue and stabilizing delicate linework during extended drawing sessions.
- All-Black Stealth Styling: Finished with a durable matte black coating across the barrel, knurled grip, clip, and lead grade indicator for an understated professional profile.
- Rotatable Lead Grade Indicator: Integrated into the knurled push-button cap to clearly display lead hardness grades (HB, B, 2B, etc.).
- Dual Precision Diameters: Available in ultra-fine 0.3mm for meticulous technical drafting and versatile 0.5mm for daily writing and sketching.
Specifications
- Brand: Platinum
- Model: Pro-Use 171 (MSDA-2500B / Matte Black Edition)
- Mechanism: Push-button advance with adjustable Snork System
- Lead Sleeve Length: 0 mm to 4.5 mm continuously adjustable
- Lead Cushioning: Switchable ON (cushioned) / OFF (rigid)
- Lead Sizes: 0.3 mm / 0.5 mm
- Grip Material: Knurled brass with low-center-of-gravity balance
- Country of Origin: Japan
Frequently Asked Questions
Q: How does the Snork System lead cushioning work?
A: Twisting the barrel allows you to engage or disengage the internal spring cushioning. When set to OFF, the lead sleeve remains completely rigid for razor-sharp drafting against rulers. When set to ON, the spring absorbs excess downward pressure, preventing fine 0.3mm or 0.5mm leads from snapping during fast note-taking.
Q: How do I adjust the lead sleeve length?
A: Simply rotate the knurled front nose cone to extend or retract the lead guide pipe between 0 mm and 4.5 mm. Retracting it fully into the nose protects the delicate pipe during pocket or bag transit.
Q: How do I choose between the 0.3mm and 0.5mm versions?
A: The 0.3mm model is ideal for intricate blueprints, mathematical notation, and fine mechanical illustration. The 0.5mm model delivers the perfect balance of line definition and durability for daily writing, journaling, and general drafting.
Q: What is the store's customer service and order cancellation policy?
A: Our customer support is managed directly via email at szjyf@outlook.com. We handle all inquiries promptly once an order is placed, and full refunds can be requested at any time prior to order dispatch confirmation.
Free Shipping for orders over 35 USD.
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We want you to be 100% satisfied with your purchase. Items can be returned or exchanged within 30 days of delivery.