30 Degree Sharp Tip Utility Knife

Model: UK-30S / UK-30H                                       

 

Specification	UK-30S Standard Type	UK-30H Heavy Type
Blade Tip Angle	30 degree sharp angle	30 degree sharp angle
Blade Material	SK5 high carbon steel, rust-proof coating	SK5 high carbon steel, rust-proof coating
Handle Material	ABS anti-slip handle	TPR wrapped anti-slip handle
Max Trimming Thickness	10 mm	15 mm
Blade Specification	9 mm width, 8 snap-off sections	18 mm width, 8 snap-off sections
Locking Mode	Slide auto lock	Slide auto lock
Applicable Materials	Leather, EVA, shoe lining, paper, cardboard	Thick leather, EVA midsole, rubber trim, multi-layer fabric
Blade Replacement	Standard universal blade, easy to replace	Standard universal blade, easy to replace
Total Length	135 mm	160 mm
Single Unit Weight	15 g	30 g
Packing Specification	10 pieces / box, 100 pieces / carton	10 pieces / box, 100 pieces / carton
Carton Size (L×W×H)	280×150×100mm	320×180×120mm

                                                                                                  

Key Product Features

· 30-degree sharp tip design, precise trimming for narrow gaps and curved edges

· SK5 high carbon steel blade, sharp and wear-resistant, long service life

· Anti-slip handle, comfortable grip, not easy to slip during long-time operation

· Slide auto locking structure, firmly fix blade to avoid retraction during use

· Snap-off blade design, each blade has 8 sections, extend service life after snapping

· Compatible with standard universal blades, easy to purchase and replace

· Suitable for trimming various shoe materials such as leather and EVA

· Lightweight and portable, suitable for mobile operation in production workshops

· Smooth and burr-free trimming edge, reduce secondary polishing work

· Rust-proof coating on blade surface, adapt to humid workshop environment

· Built-in spare blade storage (heavy type), take and use at any time

· Tail blade snapper design, safe to snap worn blade without extra tools

Application Fields

This 30 Degree Sharp Tip Utility Knife serves footwear production workshops, leather goods factories, EVA material processing plants and packaging workshops. It is used for trimming leather cut pieces, EVA midsole flash, shoe lining edges, rubber trims and cardboard samples, applicable to shoe sample making and mass production edge finishing.

Ideal for edge trimming of shoe uppers, shoe tongues, midsoles and leather accessories. The sharp 30-degree tip adapts to various curved and narrow-gap trimming positions, delivering neat and smooth trimmed edges to meet the fine processing requirements of shoemaking production.

Operation Guidance

1. Check blade fixation and sharpness before use
2. Push the slider to extend proper blade length according to trimming demand, lock it firmly
3. Hold the handle at a proper angle, trim along the edge of workpiece evenly
4. Retract the blade fully after use, avoid exposed blade to cause scratch risk
5. Clean blade surface debris after daily use, store in dry place

Blade Replacement Guidance

1. Push the slider to the top to take out the old blade
2. Place the new blade into the slot correctly, ensure it is firmly clamped
3. Push the slider back to confirm the blade is locked stably
4. For blade snapping, align the blade section with the tail snapper, break off with force

Maintenance & Safety Instructions

Daily Maintenance

Wipe blade surface debris and oil stain; check blade sharpness and locking function

Weekly Maintenance

Clean internal dust inside the handle; check slider smoothness and anti-slip layer condition

Replacement Reminder  

Replace the blade in time when it becomes blunt or has gaps; do not use cracked blade to avoid fracture injury

Safety Rules

Do not point the blade at people; cut off the worn blade section with the tail snapper; store in a place out of reach of non-operators