DHD380 Shank

Mincon has a comprehensive range of DTH Drill Bits to suit all types of applications and drilling processes. There are a number of different drill bit head designs for the DHD380 shank and Mincon Sales Technicians can work with you to determine the ideal design for your application.
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Key Features and Benefits

  • Manufactured from premium alloy steels.
  • Proprietary heat treatment processes to provide maximum service life and durability.
  • Compressive residual stress layer added to improve metal fatigue resistance.

For more information:

+40 314 253 800
info@romned.ro

Ron van Dam
CEO

SpecificationsMetricImperial
Minimum Hole Size200mm7 7/8″
Number of Splines10
Height of Foot Valve Above Strike Face49.5mm1.950″
Length of Shank350mm13.78″
Bearing Surface DiameterN/A
Mincon DTH Hammer(s)8DH
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Note: The Part Numbers below require the Carbide Insert type code to be added on the end to complete them. For a combination of carbide inserts use the gauge row code first and then the face code.

Carbide Insert Codes
Dome (Spherical)D
BallisticB
Semi-Ballistic (Parabolic)P
Conical (Spike)S
Dome PCDY
DiameterFace TypePart NumberNo. x Button Dia (inch)Flushing holesWeight Approx.
mminchOuterInnerFrontKgs.Lbs.
2007 7/8″Concave77I380C3010 – 3/4″6 – 3/4″7 – 3/4″249108
2038″Flat80I380F3010 – 3/4″4 – 3/4″8 – 5/8″249108
2038″Concave80I380C3010 – 3/4″6 – 3/4″4-3/4″ / 4-5/8″249108
2038″Concave80I380C399 – 3/4″6 – 3/4″6 – 3/4″349108
2038″Convex80I380V399 – 3/4″6 – 3/4″6 – 3/4″349108
2108 1/4″Concave82I380C3010 – 3/4″4 – 3/4″4-3/4″ / 4-5/8″250.8112
2108 1/4″Concave82I380C399 – 3/4″6 – 3/4″6 – 3/4″350.8112
2168 ½”Concave84I380C33212 – 3/4″8 – 3/4″8 – 3/4″352.2115
2168 ½”Flat84I380F3010 – 3/4″8 – 3/4″8 – 3/4″252.2115
2198 5/8″Concave85I380C3010 – 3/4″6 – 3/4″4-3/4″ / 6-5/8″252.7116
2228 ¾”Concave86I380C33310 – 3/4″8 – 3/4″8 – 3/4″253.6118
2258 7/8″Concave87I380C32D12 – 3/4″6 – 3/4″8 – 3/4″254.9121
2258 7/8″Convex87I380V3010 – 3/4″6 – 3/4″10 – 3/4″254.9121
2299″Concave90I380C3212 – 3/4″9 – 3/4″9 – 3/4″353.6118
2359 1/4″Concave92I380C3010 – 3/4″6 – 3/4″4-3/4″ / 6-5/8″256.3124
2359 1/4″Concave92I380C3212 – 3/4″9 – 3/4″9 – 3/4″356.3124
2419 ½”Concave94I380C3212 – 3/4″9 – 3/4″13 – 3/4″359.5131
2419 1/2″Convex94I380V3212 – 3/4″9 – 3/4″14 – 3/4″359.5131
2489 3/4″Concave96I380C3010 – 3/4″6 – 3/4″4-3/4″ / 6-5/8″262.2137
2489 3/4″Concave96I380C3212 – 3/4″6 – 3/4″13 – 3/4″362.2137
2519 7/8″Concave97I380C33212 – 3/4″9 – 3/4″13 – 3/4″364.9143
25410″Concave10I380C33212 – 3/4″9 – 3/4″13 – 3/4″365.8145
25410″Flat10I380F3212 – 3/4″6 – 3/4″13 – 3/4″365.8145
26010 1/4″Concave102I380C3010 – 3/4″6 – 3/4″4-3/4″ / 6-5/8″267.6149
26010 1/2″Concave104I380C3010 – 3/4″6 – 3/4″6-3/4″ / 6-5/8″269152
27010 5/8″Concave105I380C3212 – 3/4″9 – 3/4″14 – 3/4″369.5153
27310.75Concave106I380C3010 – 3/4″6 – 3/4″8-3/4″ / 6-5/8″270.4155
27911″Concave11I380C33212 – 3/4″6 – 3/4″15 – 3/4″371.7158
28611 1/4″Concave112I380C3212 – 3/4″6 – 3/4″15 – 3/4″373.1161
29211 ½”Concave114I380C3212 – 3/4″6 – 3/4″19 – 3/4″374.9165
29811 3/4Concave116I380C3212 – 3/4″6 – 3/4″19 – 3/4″375.8167
30211 7/8″