-40%

DTH HAMMER 8" Class REFURBISHED CR88 AIR HAMMER AND FREE 8.75" DRILL BIT combo

$ 2217.6

Availability: 100 in stock

Description

This is a Center Rock Inc  8" class Down The Hole refurbished air Hammer and brand new 8.75" Drill bit combo (1 each).  The Hammer was disassembled, cleaned, and magna fluxed to check for any cracks on all internal and external parts.  After that we carefully inspect all parts to insure they meet our strict wear limits.  All parts that are not within spec are replaced with new or refurbished parts that meet our service limits.  See pictures for the wear analyst sheet on the exact hammer you will be getting.  Our refurbished hammers are then test fired and checked for any performance loss and must meet strict requirements to be considered for resale.  If you have any questions please do not hesitate to ask.
Hammer Specs:
Hammer
p/n:hau-cr88-com-450regpin refurb
-4.5" api reg pin connection
-7.75" o.d.
-59" s.s. length
-518lbs
-8" to 12.25" bits  (quotes available on new and refurbished bits)
Bit Specs:
BIT   p/n:bic-0875c88r-1x15-12gn  FEATURES  (list price 88.65 ea.)
-8.75" diameter DRILL BIT with retrieval system for deep hole application and side inserts to protect from premature outside diameter wear also prolongs gauge insert wear for longer bit life
-drilling inserts made of 3/4" carbide along with carbide gauge protection inserts  (15 inserts on gauge) (diamond inserts available for upcharge)
- features cyclops blow port design for optimum hole flushing and increased drill bit strength to reduce chunking or cracking
visit our website  www.centerrock.com for full line of product
https://www.linkedin.com/company/center-rock/