Exhibit 10.1.6 AMENDMENT DATED AUGUST 7, 1998 TO WTD INDUSTRIES, INC. 1996 STOCK OPTION PLAN The WTD Industries, Inc. 1996 Stock Option Plan (the "Plan") is hereby amended as follows: Section 4.1 of the Plan is amended to read as follows: 4.1 Authorized Number of Shares. Subject to adjustment as provided in Section 9.1, a maximum of 1,425,000 shares of Common Stock shall be available for issuance under the Plan. Shares issued under the Plan shall be drawn from authorized and unissued shares or shares now held or subsequently acquired by the Company. The effective date of such amendment shall be August 7, 1998, the date of the adoption of such amendment by the Board of Directors of the corporation, unless the shareholders of the corporation fail to approve such amendment.