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Exhibit 10.13
 AMENDING AGREEMENT
 THIS AGREEMENT made as of the 25th day of October, 2007.BETWEEN:HOLMAN/SHIDLER INVESTMENT CORPORATION,
TRUSTEE(hereinafter called the Landlord)OF THE FIRST PART- and -THERMADYNE WELDING PRODUCTS CANADA, LTD.(hereinafter called the Tenant)OF THE SECOND PART- and -THERMADYNE HOLDING CORPORATION(hereinafter called the Guarantor)OF THE THIRD PART
  A.
    
    By a lease dated the 11th day of August, 1988 (the Lease), the Landlord as landlord leased to Palco
Welding Products of Canada, Ltd. certain lands and premises (the Premises) now municipally known as 2070 Wyecroft
Road, Oakville, Ontario, Province of Ontario for and during a term (the Term) of fifteen (15) years commencing on
the 11th day of August, 1988 and expiring on the 31st day of August, 2003.B.
    
    Pursuant to articles of amendment dated September 26, 1988, Palco Welding Products Canada Ltd. changed its name to
Thermadyne Welding Products Canada Limited.C.
    
    By a Continuing Lease Guaranty annexed as Exhibit C to the Lease (the Guaranty), Palco Acquisition Company
provided a guarantee of all of the covenants, obligations and liabilities of the Tenant under the Lease.D.
    
    Pursuant to articles of amendment dated September 12, 1988 Palco Acquisition Company changed its name to Thermadyne
Industries, Inc. Pursuant to articles of amendment dated September 24, 1993 Thermadyne Industries, Inc. changed its
name to TDII Company. Pursuant to articles of amendment dated January 18, 1994 TDII Company changed its name to
Thermadyne Holdings Corporation.




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-2- E.
    
    Pursuant to a lease amending agreement made as of March
18, 2003 (the Lease Amending Agreement) between the
Landlord, the Tenant and the Guarantor, the Original
Term of the Lease was extended for a five (5) year
period, expiring August 31, 2008.F.
    
    Pursuant to a Surrender Agreement (the Surrender
Agreement) made as of July, 2007 between the Landlord,
the Tenant and the Guarantor effective 5:00 p.m. June
28, 2007, the Landlord and the Tenant surrendered that
portion of the Premises consisting of the vacant lands
legally described as being Part of Block I, Plan 844
designated as Part 4, Plan 20R-17250 and Part of Block
K, Plan 844 designated as Part 2, Plan 20R-17250, Town
of Oakville, Regional Municipality of Halton (the
Surrendered Premises) with the Guarantor executing to
confirm the Guaranty remained in full force and effect
notwithstanding the surrender of the Surrendered
Premises.G.
    
    The Lease, as amended by the Lease Amending Agreement
and the Surrender Agreement, is hereinafter collectively
the Lease.H.
    
    Any capitalized terms used herein, and not defined
herein, shall have the same meanings as attributed
thereto in the Lease.
  1.
    
    The parties hereto hereby acknowledge, confirm and agree that the foregoing
recitals are true in substance and in fact.
 2.
    
    The Lease shall be amended from and after the date hereof as follows:
 (a)
    
    The Lease Term is extended for a period of seven (7) years
(the Second Extension Period) to be computed from the 1st day of
September, 2008, and to be fully completed and ended on the 31st
day of August, 2015, upon the same terms and conditions as are contained in
the Lease save and except as otherwise set out in this Agreement;(b)
    
    Section 3.1 shall be amended by the addition of the following:The Base Monthly Rent payable during the Second Extension Period
shall be as follows:With respect to the period commencing September 1, 2008, and ending
August 31st, 2009, Two Hundred and Sixty-Seven Thousand
Nine Hundred and Five Dollars Canadian ($267,905.00) per annum
payable in equal monthly instalments of ($22,325.41) each, based
upon a rate of Five Dollars and Fifty Cents Canadian ($5.50) per
annum of the rentable area of the building (the Building) located
on the Leased Premises.For the period commencing September 1, 2009 and ending August 31,
2010, Two Hundred and Eighty Thousand Eighty-Three Dollars Canadian
($280,083.00) per annum payable in equal monthly instalments of
Twenty-Three Thousand Three Hundred and Forty Dollars and
Twenty-Five Cents Canadian ($23,340.25) each, based upon a rate of
Five Dollars and Seventy-Five Cents Canadian ($5.75) per annum of
the rentable area of the Building.




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-3- For the period commencing September 1, 2010 and ending August 31,
2011, Two Hundred and Eighty Thousand Eighty-Three Dollars Canadian
($280,083.00) per annum payable in equal monthly instalments of
Twenty-Three Thousand Three Hundred and Forty Dollars and Twenty-
Five Cents Canadian ($23,340.25) each, based upon a rate of Five Dollars
and Seventy-Five Cents Canadian ($5.75) per annum of the rentable area
of the Building.For the period commencing September 1, 2011 and ending August 31,
2012, Two Hundred and Ninety-Two Thousand Two Hundred and Sixty
Dollars Canadian ($292,260.00) per annum payable in equal monthly
instalments of Twenty-Four Thousand Three Hundred and Fifty Five
Dollars Canadian ($24,355.00) each, based upon a rate of Six Dollars
Canadian. ($6.00) per annum of the rentable area of the Building.For the period commencing September 1, 2012 and ending August 31,
2013, Two Hundred and Ninety-Two Thousand Two Hundred and Sixty
Dollars Canadian ($292,260.00) per annum payable in equal monthly
instalments of Twenty-Four Thousand Three Hundred and Fifty Five
Dollars Canadian ($24,355.00) each, based upon a rate of Six Dollars
Canadian. ($6.00) per annum of the rentable area of the Building.For the period commencing September 1, 2013 and ending August 31,
2014, Three Hundred and Four Thousand Four Hundred and Thirty-Eight
Dollars Canadian ($304,438.00) per annum payable in equal monthly
instalments of Twenty-Five Thousand Three Hundred and Sixty Nine
Dollars and Eighty-Three Cents Canadian ($25,369.83) each, based upon a
rate of Six Dollars and Twenty-Five Cents Canadian. ($6.25) per annum
of the rentable area of the Building.For the period commencing September 1, 2014 and ending August 31,
2015, Three Hundred and Four Thousand Four Hundred and Thirty-Eight
Dollars Canadian ($304,438.00) per annum payable in equal monthly
instalments of Twenty-Five Thousand Three Hundred and Sixty Nine
Dollars and Eighty-Three Cents Canadian ($25,369.83) each, based upon a
rate of Six Dollars and Twenty-Five Cents Canadian. ($6.25) per annum
of the rentable area of the Building.The Landlord and Tenant acknowledge and agree that for the purposes of calculating
Base Monthly Rent, the rentable area of the Building shall be deemed to be 48,710
square feet.(c)
    
    Section 5.5 Parking Lot Improvements shall be added to the Lease as follows:5.5 Parking Lot Improvements. The Landlord agrees, (on a one time basis
only), to reimburse the Tenant for the costs incurred by the Tenant toward the
replacement of the asphalt driveway and parking lot at the Leased Premises in
accordance with plans and specifications (the Plans) approved by the Landlord (the
Parking Lot Improvements) to a maximum reimbursement of Seventy Thousand Dollars
($70,000.00) (inclusive of Other Taxes), in accordance with the following provisions,
after the last of the following shall occur:
 (i)
    
    the Parking Lot Improvements, having been completed in
accordance with the Plans and the provisions of the Lease and to the
reasonable satisfaction of the Landlord;




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-4- (ii)
    
    delivery by the Tenant to the Landlord of:
  Workers
Compensation Act
 Workers Compensation Act
 The Landlord shall pay (a) Ninety per cent (90%) of the cost of the Parking Lot
Improvements upon the satisfactory completion as determined by the Landlord of the items in
(i) and (ii) set out above, and (b) the remaining Ten percent (10%) of the cost on expiry
of all lien rights pertaining to the Parking Lot Improvements.
 (d)
    
    Section 1.1(m) of the Lease is deleted and replaced with the following effective
June 28, 2007:
 1.1(m) Leased Premises. The Term Leased Premises shall mean:
 (i)
    
    with respect to the period from the Commencement Date until
June 27, 2007, the real property described in Exhibit A attached hereto
including all improvements thereon;(ii)
    
    with respect to the period from and after June 28, 2007, the
real property described as PIN 24849-0151 being Part of Block I, Plan 844
designated as Part 35, Plan 20R-4378, and Part of Block K, Plan 844 designated
as Part 1, Plan 20R-4861, save and except Parts 2 and 4, Plan 20R-17250,
Oakville, including all improvements thereon.
 (e)
    
    Section 16.08 shall be deleted from the Lease and in its place shall be added the
following:16.08 Excess Lands. At the option of the Landlord, the Landlord may
require the Tenant at any time and from time to time, to surrender all or any
part, at any time and from time to time, of that portion of the Leased Premises
consisting of approximately 1.26 acres of unimproved land shown hatched in black
on the sketch annexed hereto as Exhibit E (the Excess Lands), in accordance
with the following. The exact dimensions and acreage of the part of the Excess
Lands (the Sale Portion) to be surrendered from time to time is to be
determined by the Landlord, with notice of the dimensions and acreage being given
to the Tenant prior to any application for severance being submitted.




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-5- The Landlord shall be responsible at its sole cost and expense to prepare
and submit any required application to the local Committee of Adjustment (or
other appropriate Land Division Committee or other appropriate authority
with jurisdiction) to obtain a severance of the Sale Portion, from the
balance of the Leased Premises (the Remainder Land). The Landlord shall be
responsible for the general co-ordination with respect to obtaining the
severance for satisfying all conditions, dedications, payments or demands of
any kind whatsoever imposed as a condition of obtaining a severance
(collectively, the Conditions). If approval to the severance is given but
any Conditions are attached respecting the Excess Lands or the Remainder
Land, which the Landlord, in its absolute discretion, is not prepared to
agree to, or if approval is given, but is appealed and the Landlord is not
prepared to defend such appeal, then the Landlord may, notwithstanding any
other provision contained in this Agreement or the Lease, not pursue the
severance and in such event the Landlord shall have no liability to the
Tenant pursuant to this provision. Notwithstanding any provision in this
Agreement or the Lease to the contrary, the Landlord shall be entitled to
withdraw or terminate any such application for severance at any time and in
such event the Landlord shall have no liability to the Tenant pursuant to
this provision. The Tenant hereby agrees to fully co-operate with the
Landlord respecting such application and to execute (and consent where
required) to such applications at the Tenants cost and expense. In addition
to the foregoing, the Tenant acknowledges and agrees that, in connection
with the development and use of the Sale Portion, the Landlord retains the
right to install, maintain or grant the right to install or maintain cable,
phone and other utility services in, on, over, under, through, along and
upon the Remainder Lands and may grant easements or licenses to third
parties with respect to same, provided that the Tenants use and enjoyment
of the Remainder Lands is not materially affected. If required by the
Landlord or a third party, the Tenant shall provide its written consent to
any required easements or license as set out above.In the event that the Landlord is successful in obtaining a severance for the Sale
Portion, then: (i) the Sale Portion shall be removed from the Leased Premises
effective as of the date of a successful closing of a sale of such Sale Portion or
on such earlier date as the Landlord requests on not less than ten (10) days notice
(the Surrender Date); and (ii) the Tenant and Landlord shall enter into a mutually
acceptable surrender agreement whereby the Tenant surrenders to the Landlord vacant
possession of the Sale Portion thereof effective as of the Surrender Date. Taxes and
other costs, expenses and amounts payable under the Lease with respect to the Sale
Portion shall be adjusted between the parties effective the Surrender Date and the
Tenant shall comply with all of its other obligations under the Lease regarding the
surrender of the Sale Portion.
 3.
    
    From and after the date hereof, Schedule A attached to this Agreement shall be
annexed to the Lease as Exhibit E and form an integral part of the Lease.




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-6- 4.
    
    Provided this Agreement is executed by both parties prior to November 12, 2007, the Base
Monthly Rent payable with respect to the period commencing October 1, 2007 and ending
August 31, 2008 shall be reduced from $23,340.21 per month to $22,325.42 per month during
such period.5.
    
    The parties confirm that in all other respects the terms, covenants and conditions of the
Lease remain unchanged, unmodified, and in full force and effect, except as modified by this
Agreement.6.
    
    This Agreement shall enure to the benefit of and be binding upon the parties hereto and
their respective successors and permitted assigns, as the case may be.7.
    
    This Agreement shall be construed in accordance with the laws of the Province of Ontario.
  HOLMAN/SHIDLER INVESTMENT 
CORPORATION, TRUSTEEBy:

[ILLEGIBLE]                                             November
8, 2007Name: [ILLEGIBLE]Title:  Vice President/Asst. SecretaryBy:Name:Title:THERMADYNE WELDING PRODUCTS 
CANADA, LTD.By:

/s/
Betty RobertsonName: Betty RobertsonTitle:   President & General ManagerBy:Name:Title:THERMADYNE HOLDING CORPORATIONBy:
    /s/ Terry DownesName:  Terry DownesTitle:  GVP Corporate DevelopmentBy:
    /s/ Terry DownesName:Title:




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SCHEDULE
A
 
 1.26 acres