Fig. 3: Main tools investigated in the present study.

1. Stone Adze (H13②:73); 2. Flake Tool 1 (H13②:6); 3. Flake Tool 2 (H13②:72); 4. Flake Tool 2 (H13②:84); 5. Core Tool 1 (H13①:3); 6. Core Tool 3 (H13②:56); 7. Core Tool 2 (H13②:18).

1. Stone Adze (H13②:73); 2. Flake Tool 1 (H13②:6); 3. Flake Tool 2 (H13②:72); 4. Flake Tool 2 (H13②:84); 5. Core Tool 1 (H13①:3); 6. Core Tool 3 (H13②:56); 7. Core Tool 2 (H13②:18).