Premium Automatic Retractable Chalk Line for Carpentry, Durable and Shatterproof. Waterproof Chalk Line for Plumbers and Electricians, Leak-Proof Design. Long-Line Marking Tool, 15m Automatic Retraction with Quick Refill (Suitable for Decoration/Carpentry/Brickwork).

Product Description
1. 【Fully Automatic Rapid Retraction, Efficient and Effortless】
Farewell to the hassle of manual winding! This line snap features fully automatic retraction with a 15m line length (6m effective automatic retraction). A gentle pull automatically retrieves the line, saving time and preventing ink stains on hands. This makes marking work effortless and doubles efficiency.

2. 【Self-Resetting Ink Pad for Even, Crisp Lines】
Innovative self-resetting ink pad button ensures uniform ink saturation with a single press. Compared to traditional chalk lines, it delivers smoother, more consistent ink flow, guaranteeing sharp, vivid lines every time. Effortlessly handle both long straight lines and intricate patterns, eliminating the hassle of repeated chalking.

3. 【Dual Leak-Proof Design, Durable and Impact-Resistant】
Constructed from high-quality ABS plastic with a robust, impact-resistant structure, specifically engineered for harsh construction site conditions. Features a 35mm dual-layer sponge leak-proof system internally, effectively preventing ink leakage and spillage to keep the reservoir clean. A single ink refill ensures prolonged use, making it a reliable companion for plumbers, electricians, and carpenters.

4. 【Foolproof Rapid Ink Refill, Simple and Swift Operation】
Features an innovative quick-fill ink reservoir. Simply open the reservoir cap to add ink directly, eliminating the need to dismantle any complex parts. Bid farewell to the messy hassle of traditional ink pot refills. This simple, swift method allows you to quickly replenish your ‘ammunition’ during work breaks, ensuring uninterrupted workflow.

5. 【Multi-scenario application, indispensable for construction and home improvement】
Engineered for professional use, widely applicable in:

- Joinery marking: Panel cutting positioning
- Decoration line-marking: Wall and floor reference lines
- Brickwork/wall channelling: Plumbing and electrical slot positioning
Whether creating long straight lines, wiring conduits, or across carpentry, decoration, plumbing, and electrical trades, it remains an indispensable precision marking tool.

Product Specifications
Product Name: Fully Automatic Retractable Chalk Line (Straight Model)
Product Model: NXGJ11129
Dimensions: Approx. 155mm × 63mm × 35mm
Net Weight: Approx. 385g
Line Length: Total 15m (6m auto-retractable section)
Primary Materials: High-strength ABS plastic + metal fittings
Core Features: Automatic line retraction, self-resetting pressure pad, dual-layer sponge leak prevention, rapid ink refilling