Drifting & tunneling

Information & classification guides Drifting & Tunneling Product Catalo

Information & classification Hemispherical Ballistic SEM = Semispherical button BAL = Ballistic button Usually for very hard rocks Usually for medium hard rocks Parabolic/ Semiballistic BAL = Parabolic button Usually for medium hard rocks Conical/Spike CON = Conical carbide on request Usually for soft rocks Note: Face flushing Face + Side + Flushing Face + Reverse + Flushing Drifting & Tunneling Product Catalogue 3

Guide of product codeDrifter rod (i.e. 2132T38R3230) 21 Drifting & Tunneling Product Catalogue 4

Drop center/Standard skirt Code: D Perfect in abrasive formations where there is accelerated button wear or in medium to hard rock when ballistic butons have a tendency to break. Drop center/Retrac skirt Code: DR To be used in medium-hard and fissured rock formations, better hole deviation control. Flat front/Standard skirt Code: ﹘ Ideal for medium-hard rock when the rock formation causes heavy gauge wear on the bit. Can also be used in very hard and abrasive rock formations. Flat front/Retrac skirt Code: R To be used in the same applications as flat front/spherical buttons/standard skirt when...

Drifting & tunneling Drifting & Tunneling Product Catalogue 8

Shank rod with hex 22 * 108 with thread R25 250 1500 2400 3200 4000 Shank rod with hex 25 * 108 with thread R25 250 - 10 25 1 Hex rod 25 with threads R25/R25 (MF) Coupling R25-R25 Drifting & tunneling Drifting & Tunneling Product Catalogue 9

Drifting & tunneling Button bit Drifting & tunneling Reaming tools Drifting & Tunneling Product Catalogue 10

Drill rod Hex rod 28 with threads R28/R32 Hex rod 32 with threads R28/R32 a Drifting & tunneling Drifting & Tunneling Product Catalogue 11

Drifting & tunneling Drifting & Tunneling Product Catalogue 12

Drifting & tunneling Reaming tools Pilot bit 12° taper 64 2 1/2 3x7 1x6 4x10 6x11 35° M 3064R3210DR Reaming bit 12° taper Dome bit 89 3 1/2 - - 4x10 8x11 35° - 3089R3212KR Drifting & Tunneling Product Catalogue 13

Hex rod 32 with threads R32/R38 Drifting & tunneling Drifting & Tunneling Product Catalogue 14

Drifting & tunneling Note: Middle stop sleeves will be manufactured upon receipt of your orders Drifting & Tunneling Product Catalogue 15

Drifting & tunnelingButton bit Dimensions D Drifting & tunneling Reaming tools Pilot bit 12° taper ^ 41 1 5/8 2x5 2x5.5 2x8 4x9 30° - 3041R3506KP Drifting & Tunneling Product Catalogue 16

Drifting & tunneling Drifting & Tunneling Product Catalogue 17

Weight table & Part no. Weight (kg) Page no. Drifting & Tunneling Product Catalogue 18

Drifting & Tunneling Product Catalogue 19

"Globle Drilling Industry Experts No matter what kinds of rock-Soft rock,loose-medium rock, hard rock and any other special formations, just tell us what you need,our special Tailored service is waiting for you upon you demand. Industry Technology I Add: 300 Knightsbridge Pkwy Ste. 113 Lincolnshire, IL 60069 Tel: 1-847-9136878 Fax:1-847-9136879 Production Base: Er Guan Ba Industrial Area,Jiuchang Town,Xiuwen county,Guizhou Province,China Tel: 86-851-88639105/06/07 FAX: 86-851-88639108 Web: www.kemaico.comwww.max-drilling.com Email: [email protected] [email protected]