1, Material: 4140
2. Dimension: Depending on the specification of Tool Maker

3. Chisel type: Moil Point, Blunt Tool, Flat, wedge

4. Heat Treatment:
Austenting Temperature 810~850 (20min/inch)
Cooling Water oil cooling
Tempering 250~300 (1hr/inch)

5. Mechanical Properties:
Surface Hardness HRC51± 3
Core Hardness HRC35± 3
Tensile strength(min) 1250N/mm²
Yield point (min) 950N/mm²
Elongation 10~14%
Reduction of Area 35~40%
Impact work 23~28 ft1b
Grain size 7.0~8.0

6. Packaging Detail: Standard wooden case or as per special requirement

7. Delivery Detail: Within ten days upon receipt confirmation for the order
N. P. K
H1XA, H2XA, H3XA, H4X, H6XA, H7X, H8XA, H10XA
INDECO
MES350, HB5, MES553, MES621, MES1200, HB12, HB19, MES1800, HB27, MES2500
MONTABERT
BRH30, BRH40, BRH45, BRH60, BRH76/91, BRP100, BRP130, BRP125, BRH250,
RH501, BRH620, BRH625, BRH750, BRV32
STANLEY
MB125, MB250/350, MB550, MB656, MB800, MB1550, MB1950/1975, MB30EX, MB40EX
FURUKAWA
HB05R, HB1G, HB2G, HB3G, HB5G, HB8G, HB10G, HB15G, HB20G, HB30G, HB40G, HB50G,
TOKU/TOYO
TNB1E, TNB2E, TNB4E, TNB6E, TNB7E, TNB14E, TNB22EA, THBB101, OKADA
OUB301, OUB302, OUB303, OUB305, OUB308, OUB310, OUB312, OUB316, OUB318,
SOOSAN
SB10, SB20, SB30, SB35, SB40, SB43, SB45, SB50, SB60, SB70, SB81, SB100, SB121, SB130, SB151

KWANGLIM
SG200, SG300, KSG350, SG400, SG600, SG800, SG1200, SG1800, SG2100, SG2500,

DAEMO
DMB03, DMB04, DMB06, S150-V, S300-V, S500-V, S700-V, S900-V, S1300-V, S1800-V
HANWOO
RHB301, RHB302, RHB303, RHB304, RHB305, RHB306, RHB308, RHB309, RHB313,
DAINONG
D30, D50, D60, D70/90, D110, D130, D160, T180, K20, K25, K30, K50, K80, K120, K55S, K40S,

GENERAL
GB1T, GB2T, GB3T, GB4T, GB5T, GB6T, GB8T, GB8AT, GB11T, GB14T, GB170E, GB220E, GB290E/300E, GB400E