[Circular Saw Blade Bolt] Replacement for 648697-00 circular saw blade bolt, part number 648697-00 and 648697-00-2 [648697-00 Circular Saw Blade Bolts] Compatible with the following DeWalt circular saw models: DC310K Type 1, DC390B Type 1 and Type 2, DC390K Type 1 and Type 2, DCS372B Type 1 and Type 2, DCS372KA Type 1 and Type 2, DCS373B Type 1 and Type 2, DCS373L2 Type 1, DCS373M2 Type 1 and Type 2, DCS373P2 Type 1 and Type 2, DCS391B Type 1, Type 2, and Type 3, DCS391B-B3 Type 1 and Type 2, DCS391L1 Type 1, DCS391M1 Type 1, DCS391P1 Type 3, DCS392 Type 1, and DCS393 Type 1 and Type 3 [Reverse Thread Blade Bolt] Features a left-hand (reverse) thread design with a 3/16-inch hex head. Overall length: 0.73 inches; diameter: 0.70 inches; height: 0.2 inches. The flange acts as an integrated washer for secure locking. [] Made from high-strength carbon steel and finished with a black oxide coating for corrosion resistance and durability. [Important Notes] To tighten the reverse-thread bolt, turn it counterclockwise. Use standard calipers for accurate measurement. Replace damaged or loose bolts promptly to maintain tool performance and safety. Quantity: 1 piece Color: Black Material: Carbon steel Package Contents: 1 × Blade Bolt Note: Color may vary slightly due to lighting and screen settings. Measurement tolerance: ±1–3 mm.