Document:

Exhibit 10.33

                                Compositech Ltd.
                               120 Ricefield Lane
                               Hauppauge, NY 11788

                                                                   June 26, 2000

SovCap Equity Partners, Ltd.
Sovereign Capital Advisors, LLC
3340 Peachtree Road, NE, Suite 1965
Atlanta, Georgia 30326
Facsimile:
Attention: Mr. Paul D. Hamm

Dear Sirs:

     Reference is made to the Series 1 Bridge Note Purchase and Security
Agreement, dated March 16, 1999, by and among Compositech Ltd. and the
Purchasers listed therein (the "Note Purchase Agreement"), as amended by that
certain First Amendment to the Series 1 Bridge Note Purchase and Security
Agreement, dated April 21, 1999 and executed by the Company and certain
Purchasers in connection with the Second Closing (the "First Amendment"), that
certain Second Amendment to the Series 1 Bridge Note Purchase and Security
Agreement, dated July 28, 1999, and executed by the Company and certain
Purchasers in connection with the Third Closing (the "Second Amendment"), that
certain Letter Agreement, dated November 22, 1999, and executed by the Company
and the Purchasers (the "November Letter Agreement") and that certain Letter
Agreement dated April 21, 2000 (the "April Letter Agreement", together with the
Note Purchase Agreement, the First Amendment, the Second Amendment, and the
November Letter Agreement the "Purchase Agreement") and the Attached Repricing
Warrant, attached to Restated Bridge Note Number 7 (the "Repricing Warrant").
Defined terms, used but not defined herein, have the meanings ascribed thereto
in the Purchase Agreement or the Repricing Warrant.

     The parties hereto agree that the Repricing Warrant is hereby amended by
striking the word "ninetieth" and the parenthetical "(90th)" from the definition
of Expiration Date and inserting into the definition in place of such number and
parenthetical "one hundred and eightieth (180th)".

     This Agreement shall be governed by the laws of the State of New York
without regard to the conflicts of law doctrine of such state.

     This Agreement may be executed in counterparts, each of which shall
constitute an integral original part of one and the same original instrument.

<PAGE>

     If the foregoing correctly sets forth the understanding among us, please
indicate your agreement and acceptance by signing below.

                                   Sincerely,

                                        COMPOSITECH LTD.

                                        By:
                                           -------------------------------------
                                              Samuel Gross
                                              Executive Vice President

Acknowledged, agreed and accepted by the undersigned:

SOVCAP EQUITY PARTNERS LTD.

By:
     -------------------------------
         Authorized SignatoryExhibit 10.34

July 14, 2000

SovCap Equity Partners
c/o SovCap Investment Management Group, LLC
3340 Peachtree Road, NE, Suite 2320
Atlanta, GA 30326

To Whom It May Concern:

Reference  is made to (i) the  Registration  Rights  Agreement,  dated March 16,
1999, by and among  Compositech  Ltd. (the "Company") and the Purchasers  listed
therein,  as amended by that certain First Amendment to the Registration  Rights
Agreement,  dated  April 21,  1999,  and  executed  by the  Company  and certain
Purchasers in connection with the Second Closing,  that certain Second Amendment
to the Registration  Rights Agreement,  dated July 28, 1999, and executed by the
Company and certain  Purchasers in connection  with the Third Closing,  and that
certain Third Amendment to the Registration  Rights  Agreement,  dated September
12,  1999,  and  executed by the Company and the  Purchasers,  and that  certain
Letter  Agreement,  dated November 22, 1999, and executed by the Company and the
Purchasers (as so amended, the "Registration Rights Agreement"); (ii) the Series
1 Bridge Note Purchase and Security Agreement, dated March 16, 1999 by and among
Compositech  Ltd.  and the  Purchasers  listed  therein,  as so  amended by that
certain  First  Amendment  to the Series 1 Bridge  Note  Purchase  and  Security
Agreement,  dated  April 21,  1999,  and  executed  by the  Company  and certain
Purchasers in connection with the Second Closing,  that certain Second Amendment
to the Series 1 Bridge Note  Purchase  Agreement and Security  Agreement,  dated
July 28, 1999, and executed by the Company and certain  Purchasers in connection
with the Third Closing,  that certain Letter  Agreement dated November 22, 1999,
and executed by the Company and the  Purchasers,  that certain Letter  Agreement
dated March 31,  2000,  and  executed by the  Company and the  Purchasers,  that
certain Letter Agreement,  dated April 21, 2000, and executed by the Company and
the  Purchasers  and that  certain  Letter  Agreement  dated July 7,  2000,  and
executed  by the  Company  and the  Purchasers  (as so  amended,  the  "Purchase
Agreement");  and (iii) the  Restated  Bridge  Notes (as defined  below)  issued
pursuant to the Purchase  Agreement.  Defined terms used but not defined  herein
shall have the  meaning  ascribed  therein in the  Registration  Agreement,  the
Purchase Agreement or the Restated Bridge Notes as the case may be.

The Company  hereby  acknowledges  that upon  exercise of the  Compositech  Ltd.
Attached  Repricing  Warrants (the  "Warrants"),  issued in connection  with the
purchase of the Restated  Bridge Notes  pursuant to the Purchase  Agreement,  in
accordance with Section 3.(b) of the Warrants,  provided that the requisite Rule
144 documentation is submitted including, but not limited to a representation of
the owner of the Warrant as to the proper holding period,  it will (i) cause its
counsel to issue an opinion  that will enable the Common Stock of the Company to
be issued  without a  restrictive  legend and (ii) cause its  Transfer  Agent to
issue and  deliver to Holder a  certificate  or  certificates  representing  the
number of shares of Common Stock issuable upon conversion of the Warrant, within
five (5) business days of receipt of the Conversion Materials.

Further, Section 2.(a) of the Registration Rights Agreement is hereby amended to
extend the Filing  Deadline (as defined  therein) to July 21, 2000 and the third
sentence of Section 2.(a) will be automatically  amended to delete the amount of
3,327,443  included therein and replace it with 2,141,952  shares  consisting of
1,480,081 shares for Conversion  Shares for Restated Bridge Notes S1BFN9 through
12 and the  Placement  Bridge Note and 661,871  shares for Purchase  Warrant and
Placement Warrant Shares.

<PAGE>
                                                                   Exhibit 10.34

Please  indicate your  acknowledgment  and  agreement to the above  amendment on
behalf of the Purchasers by executing the enclosed copy of this Letter Agreement
as  Representative  of the Purchasers  pursuant to the authority  granted to you
under Section 2.5 of the Purchase  Agreement  appointing SovCap Equity Partners,
Ltd. Representative for all other Purchasers under the Purchase Agreement.

COMPOSITECH LTD.

By:
         -----------------------------------------
Name:    Samuel S. Gross, Executive Vice President

ACKNOWLEDGED, AGREED AND ACCEPTED:
SOVCAP EQUITY PARTNERS, LTD., as Representative for the Purchasers

By:
         -----------------------------------------
Name:
         -----------------------------------------
Title:
         -----------------------------------------Exhibit 10.35
July 7, 2000

SovCap Equity Partners
c/o SovCap Investment Management Group, LLC
3340 Peachtree Road, NE, Suite 2320
Atlanta, GA 30326

To Whom It May Concern:

Reference  is made  to (i) the  Series  1  Bridge  Note  Purchase  and  Security
Agreement,  dated  March  16,  1999,  by and  among  Compositech  Ltd.  and  the
Purchasers  listed  therein,  as amended by that certain First  Amendment to the
Series 1 Bridge Note Purchase and Security  Agreement,  dated April 21, 1999 and
executed by the Company and certain  Purchasers  in  connection  with the Second
Closing,  that certain Second Amendment to the Series 1 Bridge Note Purchase and
Security Agreement, dated July 28, 1999, and executed by the Company and certain
Purchasers in connection with the Third Closing,  that certain Letter Agreement,
dated  November 22, 1999, and executed by the Company and the  Purchasers,  that
certain Letter Agreement,  dated March 31, 2000, and executed by the Company and
the  Purchasers  and that  certain  Letter  Agreement  dated  April 21, 2000 and
executed  by the  Company  and the  Purchasers  (as so  amended,  the  "Purchase
Agreement").

The parties  hereto  hereby  agree that  Section 1.1 of the First  Amendment  to
Series 1 Bridge Note Purchase and Security  Agreement,  dated April 21, 1999, is
hereby amended by deleting Exhibit A thereto and substituting a new Exhibit A, a
copy of which is attached to this agreement.

In  addition,  the parties  hereto  hereby  agree that Section 1.1 of the Second
Amendment to Series 1 Bridge Note  Purchase and Security  Agreement,  dated July
28, 1999, is hereby  amended by deleting from Exhibit A thereto the reference to
Item No. 1 - Vacuum Molding Press.

Please  indicate your  acknowledgment  and  agreement to the above  amendment on
behalf of the Purchasers by executing the enclosed copy of this Letter Agreement
as  Representative  of the Purchasers  pursuant to the authority  granted to you
under Section 2.5 of the Purchase  Agreement  appointing SovCap Equity Partners,
Ltd. Representative for all other Purchasers under the Purchase Agreement.

COMPOSITECH LTD.

By:
         -----------------------------------------
Name:    Samuel S. Gross, Executive Vice President

ACKNOWLEDGED, AGREED AND ACCEPTED:
SOVCAP EQUITY PARTNERS, LTD., as Representative for the Purchasers

By:
         -----------------------------------------
Name:
         -----------------------------------------

Title:   -----------------------------------------

<PAGE>

                                                                   Exhibit 10.35

EXHIBIT A

DESCRIPTION OF EQUIPMENT COLLATERAL

Equipment

1. Winding  Machines                Compositech  designed  and built  integrated
                                    assemblies, each approximately 17 feet long,
                                    9 feet wide and 9 feet high,  consisting  of
                                    automatic filament winding devices.

                                      Compositech designated as :
                                              Winder # 4
                                              Winder # 5

                                        Equipment cost = approximately $ 970,000

2. All Proceeds of the foregoing including all accessions to,  substitutions and
replacements for, and rents, profits and products of the foregoing.  "Proceeds",
as such term is used herein,  shall mean  "proceeds," as such term is defined in
Section 9-306(1) of the UCC, and, in any event,  includes,  without  limitation,
(i)  any  and  all  proceeds  of or  distributions  pursuant  to any  insurance,
indemnity, surety, warranty or guaranty payable to the Grantor from time to time
with  respect to any of the  Collateral,  (ii) any and all payments (in any form
whatsoever)  made  or due  and  payable  to the  Grantor  from  time  to time in
connection with any requisition,  confiscation,  replevin, condemnation, seizure
or forfeiture of all or any part of the Collateral by any public or governmental
authority  (or any  person  acting  under  color of any  public or  governmental
authority),  and  (iii)  any and all  other  amounts  from  time to time paid or
payable under or in connection with any of the Collateral.

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