Klein Tools DK16 Double-Edged Duct Knife for Flexible Duct, Duct Board and Insulation (Knife and Sheath)
Klein Tools DK16 Double-Edged Duct Knife for Flexible Duct, Duct Board and Insulation (Knife and Sheath)

Klein Tools DK16 Description
Klein Tools' Double-Edged Duct Knife features a 5.5-inch stainless steel blade with smooth and serrated cutting edges for flexible duct, duct board, and insulation. A reinforced steel tang and stainless steel pommel add strength, while the impact-resistant sheath with belt clip provides secure storage. The dual-material ergonomic handle ensures comfort and control.
Klein Tools DK16 Includes
- (1) Double-Edged Duct Knife
- (1) Impact-Resistant Sheath
Klein Tools DK16 Features
- Double-edged stainless steel blade for smooth or serrated cuts
- Reinforced steel tang for added strength and stability
- Stainless steel pommel for striking tough materials
- Impact-resistant sheath with belt clip
- Dual-material ergonomic handle for comfort and control
Klein Tools DK16 Specifications
| Type | Serrated Duct Knife |
| Application | Duct Board; Flexible Duct; Insulation |
| Special Features | Double-Edged Blade; Impact Resistant Sheath |
| Blade Length | 5.5 in (14 cm) |
| Overall Length | 20.67 in (271.1 cm) |
| Overall Height | 2.27 in (57.7 cm) |
| Overall Width | 1.36 in (34.6 cm) |
| Material | Steel |
| Blade Material | Stainless Steel |
| Blade Type | Double-Edged |
| Blade Grind | Serrated; Smooth |
| Cutting Edge | Serrated; Smooth |
| Blade Width | 1.09 in (2.78 cm) |
| Blade Thickness | 0.11 in (2.8 mm) |
| Handle Length | 5.11 in (12.98 cm) |
| Handle Width | 2.27 in (57.7 mm) |
| Handle Thickness | 0.92 in (23.3 mm) |
| Handle Material | TPE |
We offer a 30-day return window for unused, unworn items in their original condition. If your item arrives damaged or incorrect, please get in touch with us within 7 days with photos so we can resolve it quickly.
Lineroots is not responsible for lost or stolen packages marked as delivered. Any reshipments for incorrect addresses will be at the customer’s cost. Approved returns are processed within 3–5 business days after we receive your package