Box-Box Adapters

Hammer Model EXPO 440
Thread Connection API 2 3/8″
Hammer Length 765 MM
Hammer Diameter 102 MM
Bit Diameter Range 115-150 MM
Weight 33.5KG
Air Volume 6-12 M3/MIN
Working pressure 5-9 BAR
Bit Shank EXPO 440
Thread Size Length C (mm) Length J (mm) Width E (mm) Bore d (mm) Outside Diameter Flat F (mm)
Thread A Thread B D1 (mm) D2 (mm)
API2 3/8*REG API2 3/8*REG 140 51 65 24 90 90 70
API2 3/8*REG API2 7/8*REG 135 70 51 32 90 90 70
API2 3/8*REG API3 1/2* REG 146 40 51 25.5 114.5 90 98.5
API3 1/2*REG API3 1/2*REG 101.5 40 51 44.5 127 127 98.5
API31/2*REG API4 1/2*REG 135 40 51 52.5 114.5 146 98.5
API2 7/8*REG API2 3/8*REG 135 40 51 32 90 90 70
API2 7/8*REG API3 1/2*REG 135 40 51 44.5 114.5 114.5 98.5
API2 7/8*REG API4 1/2*REG 175 100 51 44.5 114.5 146 98.5