The Number "ONE" Locksmiths for your area and surrounding areas.

Approved by the Government and Police.

The Number "ONE" Locksmiths for your area and surrounding areas.


The Chubb 3K70 can be fitted to all wooden doors of 44mm or more.

Our Locksmiths and Carpenters are available for all types of lock fitting, whether you need them to interior doors or front doors, as well as flat doors.

We cover some of the Oxfordshire and Gloucestershire areas, just call us to see if with cover your area.

We fit all makes of locks and models of locks.



The Number "ONE" Chubb 3K70 Lock Fitters for The Oxfordshire and Gloucestershire areas, at a fair and reasonable cost.


The Chubb 3K70 is a high security Chubb 5 Detainer sash lock, which can be mastered and passed with all other Chubb Detainer locks.

It is ideal for offices and factories, where high security requirements are needed, it is also a good measure for the domestic Home, where a one key requirement is beneficial.

The hardened plates help to prevent drilling attacks and the combination of key ratio compared to a lever lock, is much higher.

Master Locksmiths sell this lock at a discounted price, through our web shop.

The parent company of Master Locksmiths, North London Locksmiths Ltd. are based in North London, but our Carpenters based in your area will supply and fit this lock plus any other lock you require fitting, in most areas of Oxfordshire and Gloucestershire.  Call us to check whether we cover your area.

Call us on mobile 07904 892167

The Chubb 3K70 5 Detainer mortice sashlock is locked or unlocked by key from either side. It is available in a silver finish with brass or satin chrome for end finish. It has a 5 detainer mechanism.

It has a Reversible latch bolt which is withdrawn by lever handles (a separate item) from either side, the lock comes left or a right handed, but, can be handed on site,

The Chubb 3K70 5 Detainer mortice sashlock is available keyed alike or masterkeyed, which can be undertaken in our workshops, and comes with 2 keys, extra keys are available, on ordering the lock.

The sash lock is for use on timber doors hinged on the left or right.

Keys are suitable for use on doors up to 50mm thick.

A detainer style lock provides a higher number of key combinations than lever locks

Case size - 73mm

Back set - 44mm

Centres - 56mm

Case - Silver powered coated

For end - Stainless steel or brass

Striking plate - Painted to match for end

Deadbolt - Brass

Force resistant

Anti - Pick

Anti - Saw

14mm bolt throw This Chubb lock is sold through our website shop, if you require more keys than shown, or the lock mastered or passed with other Detainer locks,


HERE AT MASTER 24-7 LOCKSMITHS.CO.UK

WE UNDERTAKE ALL FORMS OF GENERAL LOCKSMITH WORK

IF YOU WOULD LIKE ANY ADVICE ON LOCKS OR ARE NOT SURE ON WHAT LOCKS YOU REQUIRE, PLEASE TELEPHONE OUR OFFICE ON

07904 892167

A MEMBER OF OUR LOCKSMITH TEAM WILL ALWAYS BE WILLING TO HELP YOU.

As well as our Deadlock, Fitting and Rim Lock Fitting Service

WE OFFER.

*  LOCKSMITH SERVICE

*  DOOR FITTING SERVICE

*  FRAME REPAIR SERVICE

*  LOCK CHANGE SERVICE

*  LOCKSMITH SHOP SERVICE

*  UPVC LOCK OPENING AND LOCK REPLACEMENT SERVICE

*  PLUS A FULL HOME SECURITY SERVICE


WOULD YOU LIKE US TO QUOTE FOR ANY LOCK WHICH YOU REQUIRE, PLEASE FILL IN THE FORM BELOW, GIVING AS MUCH DETAIL OF LOCK REQUIRED AND SUBMIT BACK TO OUR OFFICE, WE WILL CONTACT YOU AS SOON AS POSSIBLE.

IF YOU WOULD LIKE ADVICE ON ANY LOCK, PLEASE TELEPHONE OUR OFFICE ON 0208 800 6041 WHERE A MEMBER OF OUR LOCKSMITH TEAM WILL BE HAPPY TO HELP YOU.

07904 892167


LOCK AND DOOR ESTIMATE

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Master Locksmiths accept both debit and credit cards over the telephone or on site, you can contact our office on telephone number: