ABOUT WANJIN
Established in 1993, Jiangsu Wanjin Tools Co., Ltd. covers an area of 28,000 square meters and a building area of 16,000 square meters.
Established in 1993, Jiangsu Wanjin Tools Co., Ltd. covers an area of 28,000 square meters and a building area of 16,000 square meters.
Established in 1993, Jiangsu Wanjin Tools Co., Ltd. covers an area of 28,000 square meters and a building area of 16,000 square meters.
1993 YEAR
Founded in
400 +
Advanced equipment
500 +
More than 500 employees
5000 +
More than 5000 varieties and specifications
NEWS
What types of drills are there? What are the characteristics of different types of drill bits?
(Summary description)1,twistdrill Twistdrillsarethemostwidelyusedholemachiningtools.Itmainlyconsistsoftheworkingpartofthedrillbitandtheshank.Inordertoreducethefrictionbetweentheguidingpartandtheholewallduringdrilling,thehelixangleofthetwistdrillmainlyaffectsthesizeoftherakeangleonthecuttingedge.
What are the functions of different types of taps?
(Summary description)1 Screw tip tap: The cutting part is ground with a chute to form a negative edge angle (see tool). The chips are discharged forward during cutting and are suitable for tapping through holes.
How to use the drill bit when drilling iron plates?
(Summary description)1.Removethedrillbitfromthedrillchucksothatitismuchmoreconvenientwhengrinding,anditisalsothecorrectoperatingprocedure.Itisnotadvisabletogrindthedrillbitwithapistoldrill.
How to use the drill bit when drilling iron plates?
(Summary description)1.Removethedrillbitfromthedrillchucksothatitismuchmoreconvenientwhengrinding,anditisalsothecorrectoperatingprocedure.Itisnotadvisabletogrindthedrillbitwithapistoldrill.
What are the functions of different types of taps?
(Summary description)1 Screw tip tap: The cutting part is ground with a chute to form a negative edge angle (see tool). The chips are discharged forward during cutting and are suitable for tapping through holes.
What types of drills are there? What are the characteristics of different types of drill bits?
(Summary description)1,twistdrill Twistdrillsarethemostwidelyusedholemachiningtools.Itmainlyconsistsoftheworkingpartofthedrillbitandtheshank.Inordertoreducethefrictionbetweentheguidingpartandtheholewallduringdrilling,thehelixangleofthetwistdrillmainlyaffectsthesizeoftherakeangleonthecuttingedge.