Explosion-proof groove double headed box end wrench safety toolsTKNo.151
1)non sparking groove box-end wrench.
2)Explosion proof and anti magnetic

3)beryllium bronze alloy and aluminum bronze alloy

4)pass ISO9001

Application:It is used fordisassembling and fastening the larger size of the six hexagon bolts and nuts,especially in narrow and groove space(open-end wrench can't be into).

Standard:DIN838

Processing: die forging products

1.Berylliumbronzeexplosion-prooftoolsexplosion-proofperformance

(a)Standardcode:GBExIIC

(b)Hardness:HRC35above

(c)Tensilestrength:105-120KGF/mm2

2.Aluminiumbronzeexplosion-prooftoolsexplosion-proofperformance

(a)Standardcode:GBExIIB

(b)Hardness:HRC25above

(c)Tensilestrength:75-85KGF/mm

.CompanyStrength

-Price:alwaysreasonablebasedonhighquality.goodquality,bestprice.

-Quality:highquality,nationalandinternationalqualitystandard

-Function:cushiongrip,easytohandle,lowmaintenancecost,rustprotection

-Delivery:punctual,alwaystrytobefaster

-Service:quick,caring,faithful,responsible

Theprocessingprocedure

(1)Topreparetherawmaterial,blanking

(2)Forging

(3)Storedinthesemifinishedproductswarehouse

(4)Punching

(5)Throughthedrawbenchorslottingmachine

(6)PEplainendandchamfering

(7)Makethemarginsmoot

(8)Polishing

(9)Drillhole

(10)Perfecttheproductandmarketing

(11)Surfacetreatment

(12)Storedinthefinishedproductswarehouse

non sparking tools can avoid rise sparking when tools strike,collide,rub,with a target in explosive atmosphere or combustible vapours and widely used in hazardous environment.