Halco Rock Tools, UK Manufacturer of DTH Hammers and Bits. Halco pioneered the development and distribution of DTH hammers in the 1950s.
Head Designs
Convex Face
 
Strong design for all conditions especially hard abrasive rock.
 
Good balance of fast drilling and long service life.
Flat Face
 
Alternative design for all rock conditions especially fractured and fissured rock and changing formations.
Concave
 
Alternative design for all rock conditions, particularly deep hole drilling can improve hole alignment as a result of inverted pilot.
Drill Bit Overview
SD8
Part
Number
650606
 
 
 
Diameter
Face
Oversize
Weight
(Kg)
56.5
mm
254
 
 
Inch
10
 
 
 
Design
Concave
 
Type
Dome
 
Qty & Dia
11 x 16mmn / 18 x 20mm
 
Additional bit configurations are available on request.
Additional bit configurations are available on request.